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Panasonic KX-FLM551, Service Manual

The Panasonic KX-FLM551 is a versatile all-in-one printer that offers high-quality performance. With its user-friendly interface, you can easily handle various tasks such as printing, scanning, copying, and faxing. Need assistance in troubleshooting? Download the comprehensive manual with Schematic Diagrams for free from manualshive.com to maximize your experience.

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RA606 47

Ω

1

2

3

4

5
6
7
8

RA608

47

Ω

1

2

3

4

5
6
7
8

RA607 47

Ω

1

2

3

4

5
6
7
8

RA605

47

Ω

1

2

3

4

5
6
7
8

R19

SDDATA[8]

R18

SDDATA[9]

R17

SDDATA[10]

P20

SDDATA[11]

P19

SDDATA[12]

P18

SDDATA[13]

P17

SDDATA[14]

N20

SDDATA[15]

V11

VDD

L19

VSS

V15

SDADDR[0]

Y16

SDADDR[1]

W16

SDADDR[2]

V16

SDADDR[3]

Y17

SDADDR[4]

W17

SDADDR[5]

Y18

SDADDR[6]

W18

SDADDR[7]

Y19

SDADDR[8]

W19

SDADDR[9]

Y20

SDADDR[10]

W20

SDADDR[11]

V20

SDADDR[12]

U20

SDCASn

V19

SDRASn

V18

SDWRn

V17

SDCSn

M19

SDCLK100MHz

W11

VDD

L20

VSS

M2

P80VDD

M1

P80VSS

M17

VGG1

D14

VGG2

D5

VGG3

M4

VGG4

A11

VSS

Y1

POWER1

W4

POWER2

K18

RESETn

H18

PWRDWNn

H19

WPROTn

G17

BATRSTn

G19

EXT_PWRDWN_SELn

E18

VDRAM

R4

PWN[0]

M3

GPIO[1]

V1

GPIO[2]

+3.3V

RA604

22

Ω

1
2
3
4

5

6

7

8

+3.3V

PG

IC600

1

2

3

4

5

6

7

8

GND

9

10

11

12

13

14

15

16

PG

+24V

TP604

+5VD

+3.3V

+3.3V/BATT

+5VD

+5VD

+5VD

+5VD

+5VD

+5VD

+3.3V

IC606

16M FLASH

1

A15

2

A14

3

A13

4

A12

5

A11

6

A10

7

A9

8

A8

9

A19

10

NC

11

WE

12

RESET

13

NC

14

NC

15

RY/BY

16

A18

17

A17

18

A7

19

A6

20

A5

21

A4

22

A3

23

A2

24

A1

25

A0

26

CE

27

VSS

28

OE

29

DQ0

30

DQ8

31

DQ1

32

DQ9

33

DQ2

34

DQ10

35

DQ3

36

DQ11

37

VCC

38

DQ4

39

DQ12

40

DQ5

41

DQ13

42

DQ6

43

DQ14

44

DQ7

45

DQ15

46

VSS

47

BYTE

48

A16

+3.3V

+24V

+5VD

+24V

CN606

1

LED

2

CISPOS0

3

CISPOS1

4

GND

IC603

16Mbit SDRAM

1

VCC

2

DQ0

3

DQ1

4

VSS

5

DQ2

6

DQ3

7

VCC

8

DQ4

9

DQ5

10

VSS

11

DQ6

12

DQ7

13

VCC

14

DQML

15

WE

16

CAS

17

RAS

18

CS

19

A11

20

A10

21

A0

22

A1

23

A2

24

A3

25

VCC

26

VSS

27

A4

28

A5

29

A6

30

A7

31

A8

32

A9

33

NC

34

CKE

35

CLK

36

DQMU

37

NC

38

VCC

39

DQ8

40

DQ9

41

VSS

42

DQ10

43

DQ11

44

VCC

45

DQ12

46

DQ13

47

VSS

48

DQ14

49

DQ15

50

VSS

CN602

1

ADFMA

2

ADFMB

3

ADFMXA

4

ADFOPEN

5

ADFMXB

6

COM

7

FBOPEN

8

DOCU

9

LED

10 P.F

RA621

47

Ω

1
2
3
4

5

6

7

8

RA620

47

Ω

1
2
3
4

5

6

7

8

RA618 47

Ω

1
2
3
4

5

6

7

8

RA619 47

Ω

1
2
3
4

5

6

7

8

+5VD

+5VD

CN603

1

GND

2

FANDET1

3

FANON1

CN604

1

GND

2

FANDET2

3

FANON2

+5VD

C646

NC

(   )

C637

Z0.1u

C629

NC

(   )

C642

Z1u

C636

Z0.1u

C602

NC

(   )

C644

NC

(   )

C634

Z0.1u

C638

Z0.1u

C633

NC

(    )

C650

J27p

C603

NC

(   )

C649 Z0.1u

C648 Z0.1u

C630

NC

(   )

C614

K1000p

C647

J27p

C631

NC

(   )

C645

NC

(   )

C661

Z0.1u

C615

K1000p

C758

Z0.1u

C628

NC

(   )

C635

J27p

C632

NC

(    )

C762

Z1u

C600

NC

(   )

C601

6.3V220

C604

6.3V220

L619

(        )

NC

L618

(        )

NC

L669

2A601S

L617

(        )

NC

L620

(        )

NC

R628

NC

(      )

R611

10K

R634

NC

(      )

R635 NC

(      )

R608 100

Ω

R616

NC

(      )

R648 0

Ω

R618

4.7K(1/4W)

R647

10K

R614

NC

(      )

R765

1K

R637

NC

(      )

R612 100

Ω

R626

NC

(      )

R630

NC

(      )

R617

4.7K(1/4W)

R768

NC

(      )

R772

NC

(      )

R609

4.7

Ω

(1/4W)

R602

NC

(      )

R631

NC

(      )

R610

0

Ω

R767

NC

(      )

R646

2.2K

R632

NC

(      )

R627

NC

(      )

R639

NC

(      )

R636 NC

(      )

R773

NC

(      )

(      )

R778

NC

R607

10K

R638

NC

(      )

R649

10K

R645

10K

R613 4.7

Ω

(1/4W)

R657

22

Ω

R605

NC

(      )

R615

NC

Q601

(   )

R629

NC

(      )

R633

NC

(      )

R644

8.2K

R604

NC

(      )

R606

0

Ω

(    )

D607

D600

NC

(    )

F602

(       )

F603

(        )

F601

NC

(       )

(     )

Q606

Q607

Q608

Q602

(   )

(   )

Q610

(   )

Q629

(   )

Q603

Q604

SDA[4]

SDA[5]

SDA[8]
SDA[7]
SDA[6]

SDA[9]
SDA[0]
SDA[1]
SDA[2]
SDA[3]

A[4]

A[5]

A[16]

A[20]

A[9]

A[10]

A[12]

A[13]

A[14]

A[15]

A[6]

A[7]

A[21]

D[15]

D[7]

D[14]

D[6]

D[13]

D[5]

D[12]

D[4]

D[11]

D[3]

D[10]

D[2]
D[9]
D[1]
D[8]
D[0]

A[2]

A[3]

CISPOS1

SENCTL4

FANDET1

P.F

DOCU

ADFOPEN

FBOPEN

A[1]

A[8]

A[18]

A[19]

A[11]

A[17]

FANDET2

DRUM

SDA[0]

SDA[11]

SDA[10]

SDA[9]

SDA[8]

SDA[7]

SDA[6]

SDA[5]

SDA[4]

SDA[3]

SDA[2]

SDA[1]

CISPOS0

SENCTL3

SDD[8]

SDD[9]

SDD[10]

SDD[11]

SDD[12]

SDD[13]

SDD[14]

SDD[15]

SMPWR1

SM[0]

SM[1]

SM[2]

SM[3]

FANON1

FANON2

SDA[10]

CHG

SDD[0]
SDD[1]
SDD[2]
SDD[3]

SDD[4]
SDD[5]
SDD[6]
SDD[7]

SDD[8]

SDD[11]
SDD[10]

SDD[9]

SDD[12]

SDD[13]

SDD[14]

SDD[15]

SMHOLD1

SMHOLD2

SDD[0]

TO

ADF
MOTOR

TO FLAT BED

TO FAN1

TO FAN2

for FLB751 only

IC604

MFC2000

T18

SDDATA[5]

T17

SDDATA[6]

R20

SDDATA[7]

SDD[5]

SDD[6]

SDD[7]

(4)

(5)

(6)

(7)

(8)

(9)

(10)

(11)

(12)

(k)(l)(m)(n)

(p)(q)

(r)(s)(t)(u)

(o)

100MHz

KX-FLM551: SCHEMATIC DIAGRAM 
                      (DIGITAL BOARD (PCB1))

Summary of Contents for KX-FLM551

Page 1: ... Matsushita Electric Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law 1 INTRODUCTION 1 1 SAFETY PRECAUTIONS 1 Before servicing unplug the AC power cord to prevent an electric shock 2 When replacing parts use only the manufacturer s recommended 1 ...

Page 2: ...ustomer from being exposed to shock hazards 1 2 INSULATION RESISTANCE TEST 1 Unplug the power cord and short the two prongs of the plug with a jumper wire 2 Turn on the power switch 3 Measure the resistance value with an ohmmeter between the jumpered AC plug and each exposed metal cabinet part screw heads control shafts bottom frame etc Note Some exposed parts may be isolated from the chassis by d...

Page 3: ...eable in state government federal and local hazardous materials and hazardous waste transportation and disposal requirements A battery continues to have no transportation limitations as long as it is separated to prevent short circuits and packed in strong packaging Commercial firms that dispose of any quantity of lithium cells should have a mechanism in place to account for their ultimate disposi...

Page 4: ...re rotated by the document feed motor A gear rotates the two rollers Be careful not to touch them with your hands especially when the unit is operating 1 6 2 LIVE ELECTRICAL SECTIONS All the electrical sections of the unit supplied with AC power by the AC power cord are live Never disassemble the unit for service with the AC power supply plugged in CAUTION AC voltage is supplied to the primary sid...

Page 5: ...6 3 LASER BEAM SECTION The printer of this unit utilises a laser Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure 5 ...

Page 6: ...late on a person For instance clothes rubbing together can damage electric elements or change their electrical characteristics In order to prevent static electricity touch a metallic part that is grounded to release the static electricity Never touch the electrical sections such as the power supply unit etc 6 ...

Page 7: ...lp function Please refer to WHEN YOU DON T KNOW HOW TO OPERATE THE UNIT USE THE HELP FUNCTION to print below features Display 1 QUICK SET UP 2 FEATURE LIST 3 JOG AUTO DIAL 4 FAX SND RCV 5 COPIER 6 Q and A 7 ERRORS 8 REPORTS 7 ...

Page 8: ...ith Jog Dial 150 sheet paper capacity 60 g m2 75 g m2 16 lb 20 lb Distinctive ring detection The 8 second speed is based upon the ITU T No 1 Test Chart on the condition that memory transmission is performed Subscription to distinctive ring services is required Large Memory Performed by DRAM Approx 150 pages of memory reception Approx 150 pages of memory transmission Integrated Telephone System On ...

Page 9: ...nes mm 196 lines inch FINE PHOTO 15 4 lines mm 392 lines inch SUPER FINE Halftone Level 64 level Scanner Type Contact Image Sensor CIS Printer Type Laser beam printer Data Compression System Modified Huffman MH Modified READ MR Modified Modified READ MMR Modem Speed 14 400 12 000 9 600 7 200 4 800 2 400 bps Automatic Fallback Operating Environment 10 C 32 5 C 50 F 90 5 F 20 80 RH Relative Humidity...

Page 10: ...dpi Compatible OS Windows 95 98 Me 2000 Interface USB Parallel IEEE 1284 Transmission speed depends upon the contents of the pages resolution telephone line conditions and capability of the other party s machine Transmission speed is based upon the ITU T No 1 Test Chart and original mode Refer to ITU T No 1 TEST CHART If the capability of the other party s machine is inferior to your unit the tran...

Page 11: ... No Description Specifications KX FA76 Toner cartridge 1 toner cartridge KX FA77D Drum unit 1 drum unit Do not replace Model No KX FA77 Without D It dose not apply for this fax machine 1 11 TEST CHART 1 11 1 ITU T No 1 TEST CHART 11 ...

Page 12: ...1 11 2 ITU T No 2 TEST CHART 12 ...

Page 13: ...1 12 LOCATION OF CONTROLS 1 12 1 OVERVIEW 13 ...

Page 14: ...Note The document stacker and paper stacker may not be shown in all illustrations 1 12 2 Rear view 1 12 3 CONTROL PANEL 14 ...

Page 15: ...1 13 CONNECTIONS 1 Connect the handset cord 2 Connect the telephone line cord 3 Connect the power cord When the power is turned on for the first time the unit will print some basic information 15 ...

Page 16: ...or lightning When you operate this product the power outlet should be near the product and easily accessible You can connect an answering machine or extension telephone to the external telphone jack EXT on this unit To use the fax machine with a computer on the same line We recommend you use separate wall jacks for the fax machine and the computer Set the fax machine to TEL mode The device which h...

Page 17: ... 5 C to 35 C Relative humidity 20 to 80 without condensation Power cord length should be less than 5 meters 16 4 feet Using a longer cord may reduce the voltage or cause malfunctions Avoid direct sunlight Do not install near devices which contain magnets or generate magnetic fields Do not subject the unit to strong physical shock or vibration Keep the unit clean Dust accumulation can prevent the u...

Page 18: ... unit Let it lean back until it clicks into place Note Do not place the unit in areas where the paper tray may be obstructed by a wall etc 1 14 3 DOCUMENT STACKER Align with the ribs on the document exit Pull the document stacker forward gently until it clicks into place 1 14 4 PAPER STACKER 18 ...

Page 19: ...TALLING THE RECORDING PAPER Letter legal or A4 size recording paper can be used for fax messages The unit can hold up to 150 sheets of 60 g m2 to 75 g m2 16 lb to 20lb paper or 120 sheets of 90 g m2 24 lb paper Letter 216 mm 279mm 8 1 2 11 Legal 216 mm 356 mm 8 1 2 14 A4 210 mm 297 mm 8 1 4 11 11 16 COM10 105 mm 241 mm 4 1 8 9 1 2 DL 110 mm 220 mm 4 5 16 8 5 8 The unit is set for letter size paper...

Page 20: ...e over the tab If the paper is not inserted correctly readjust the paper or the paper may jam 4 Adjust the widh of the guides to the size of the recording paper by sliding the light recording paper guide Note for recording paper Avoid using paper with a cotton and or fiber content that is over 20 such as letterhead paper or paper used for resumes Do not use different types or thicknesses of paper ...

Page 21: ...r the paper may jam Some paper only accepts print on one side Try using the other side of paper if you are not happy with the print quality 1 14 5 1 ADDING PAPER 1 2 3 4 Remove all of the installed paper Add paper to the removed paper and straighten Fan the stack of paper Insert the paper into the recording paper entrance 1 14 6 DOCUMENTS THE UNIT CAN FEED Note Remove chips staples or other simila...

Page 22: ...ed surface Paper with a faint image Paper with printing on the opposite side that can be seen through the front e q newspaper To transmit the document s with a width of less than standardletter size 216 mm we reccommend using a copy machine to copy the original document onto letter sized paper then transmit the copied document 1 14 7 SETTING YOUR LOGO The logo can be your company division or name ...

Page 23: ...Press 4 Press three times 5 Press 6 Press Note You can enter your logo by rotating To correct a mistake Press or to move the cursor to the incorrect character then make the correction To insert a character 1 Press or to move the cursor to the position to where you want to insert the character 2 Press Insert to insert a enter the character To delete a character Move the cursor to the character you ...

Page 24: ...dial keys you can select characters using the JOG DIAL 1 Rotate unit the desired character is displayed 2 Press to move the cursor to the next space The character displayed in step 1 is inserted 3 Return to step 1 to enter the next character Display order of characters 24 ...

Page 25: ... unit contains a photosensitive drum Exposing it to light may damage the drum Once you have opened the protection bag Do not expose the drum unit to light for more than 5 minutes Do not touch or scratch the green drum surface Do not place the drum unit near dust or dirt or in a high humidity area Do not expose the drum unit to direct sunlight Do not unplug the fax machine to prevent loss of fax do...

Page 26: ... drum and toner unit by holding the two tabs 4 Turn the two levers on the used toner cartridge firmly 5 Pull up the right edge of the used toner cartridge Remove the cartridge from the drum unit The toner may stick to the cartridge and the drum unit Be careful in handling Do not drop the toner on the green drum surface Put the used toner cartridge into the protection bag 26 ...

Page 27: ...um unit With Panasonic face up on the toner cartridge match the red arrows on the cartridge and the drum unit 7 Slide the tab on the toner cartridge into the slot of the drum unit 8a Firmly press down on the right side of the toner cartridge to snap into position and 8b Turn the two levers on the toner cartridge with firm pressure 27 ...

Page 28: ...e toner cartridge several times to allow the toner to fall into the drum unit Grab the tabs and shake the drum and toner unit horizontally several times 11 Install the drum and toner unit by holding the tabs If the lower glass is dirty clean it with a soft and dry cloth 28 ...

Page 29: ...lems and consider how they arose If the equipment can be still used perform copying self testing or communication testing 3 Check equipment Perform copying self testing and communication testing to determine if the problem originates from the transmitter receiver or the telephone line 4 Determine causes Determine the causes of the equipment problem by troubleshooting 5 Equipment repairs Repair or ...

Page 30: ...oroughly Refer to MAINTENANCE 3 Sensors Document sensor PS102 Paper feed sensor PS103 Hook switch SW200 Top cover open switch SW101 Resist sensor PC201 and Paper exit sensor PS50 Paper sensor PS1 Confirm the operation of the sensors See MAINTENANCE CHECK ITEMS COMPONENT LOCATIONS and HOW REMOVE THE TRANSFER ROLLER AND IMAGE 4 Glass If the glass is dirty clean them with a dry soft cloth Refer to MA...

Page 31: ...ears 100 000 documents Refer to HOW TO REMOVE THE BACK COVER SECTION 5 Exit Roller Ref No 197 3 months 7 years 100 000 documents Refer to HOW TO REMOVE THE HEAT ROLLER AND EXIT ROLLER 1 15 3 MAINTENANCE 1 15 3 1 CLEANING THE INSIDE OF THE UNIT If any of the following problems occurs clean the inside of the unit If misfeeding of your original occurs frequently If a black line a white line or a dirt...

Page 32: ...n then open the front cover 3 Pull down the middle guide while holding the front cover 4 Clean the document feeder rollers with a cloth moistened with isopropyl rubbing alcohol and let all parts dry thoroughly Clean the upper glass with a soft and dry cloth 5 Lift the middle guide firmly 32 ...

Page 33: ...6 Remove the drum and toner unit by holding the two tabs 7 Clean the lower glass with a soft and dry cloth 8 Reinstall the drum and toner unit by holding the tabs 33 ...

Page 34: ...per feed first check if the installation space and the print paper meets the specifications the paper selection lever paper thickness lever is set correctly and the paper is set correctly without any slack 2 Before troubleshooting first check that the connectors and cables are connected correctly not loose If the problem occurs randomly check it very carefully 3 When connecting the AC power cord w...

Page 35: ...e feeder pressure Refer to ADJUSTMENTS and DOCUMENT JAMS The drum unit is not inserted properly Reinsert it correctly The installed drum is worn out Replace the drum unit with a new one Memory telephone numbers parameters etc has been erased Re program The backup lithium battery on the top of the digital board may be low or dead so check it The front cover is open Close it You tride to change the ...

Page 36: ...The other party s fax machine is busy or has run out of recording paper Try again The document is jammed Remove the jammed document Attempted to transmit a document longer than 600 mm 23 5 8 Press the STOP to remove the document Divide the document into two or more sheets and try again Alternately turn off service code 559 to enable sending of documents longer than 600 mm Refer to DOCUMENT JAMS Th...

Page 37: ...button then open the front cover 2 Pull down the middle guide while holding the front cover 3 Remove the jammed document carefully 4 Life the middle guide firmly 5 Close the front cover until locked by pushing down on both ends 37 ...

Page 38: ...2 2 RECORDING PAPER JAMS If the unit does not eject any recording paper during reception or copying the recording paper has jammed and the display will show the following massage Display Remove the jammed paper as follows 1 Push the front cover open button then open the front cover 38 ...

Page 39: ...ding paper has jammed near the drum and toner unit Remove the jammed paper by pulling it toward you When the recording paper has jammed near the recording paper exit Remove the jammed paper by pulling it toward you 39 ...

Page 40: ... the broken part determine which board is broken For example the Digital PCB Analog PCB etc The claim tag from a customer or dealer may use different expressions for the same problem as they are not a technician or engineer Using your experience test the problem area corresponding to the claim Also returns from a customer or dealer often have a claim tag For these cases as well you need to determi...

Page 41: ...CROSS REFERENCE USER RECOVERABLE ERRORS SIMPLE CHECK LIST DIGITAL BOARD SECTION POWER SUPPLY BOARD SECTION 2 3 3 TROUBLESHOOTING ITEMS TABLE 41 ...

Page 42: ...CROSS REFERENCE ADF Auto document feed SECTION COMMUNICATION SECTION ANALOG BOARD SECTION OPERATION PANEL SECTION SENSOR SECTION 2 3 3 1 SIMPLE CHECK LIST 42 ...

Page 43: ...Note Check according to the service code referring to TEST FUNCTIONS 2 3 3 2 SIMPLIFIED TROUBLESHOOTING GUIDE 43 ...

Page 44: ... 75mm pitch Dirty OPC drum Exchange the drum unit only photo copy mode Dirty blush Exchange the drum unit 9 Printing black dots 75mm pitch Scratch on the OPC drum Exchange the drum unit 75mm pitch Dirty OPC drum Exchange the drum unit 27mm pitch Scratch of the developer roller Exchange the drum unit 10 Printing dirty on the both sides Spilled toner from the gap of the developer roller Exchange the...

Page 45: ...e document to the document slider Adjust the document to the document slider 24 Copying all white Printing pattern is OK Broken CIS Exchange CIS Broken the digital PCB Check the digital board 25 Copying all black Printing pattern is OK Broken CIS Exchange CIS Broken the digital PCB Check the digital board 26 Copying disordered Printing pattern is OK Broken CIS Exchange CIS Broken the digital PCB C...

Page 46: ...check 24V line POLON signal and POLCLK signal If even a little of sound is heard check XREADY signal Call Service 2 Laser isn t output Refer to LSU Laser Scanning Unit SECTION This can be judged only by referring to signal Check 5V line LDEN and VIDEO Call Service 3 Detection of fixing temperature Refer to HEAT LAMP CONTROL CIRCUIT The most possible reason is that connector isn t engaged firmly An...

Page 47: ...2 3 4 1 GHOST IMAGE CROSS REFERENCE HIGH VOLTAGE SECTION POWER SUPPLY BOARD SECTION 2 3 4 2 DARK AND WHITE VERTICAL LINE 47 ...

Page 48: ...Note When wiping the cover glass reflecting mirror and LSU lens use a dry and soft cloth CROSS REFERENCE LSU SECTION 2 3 4 3 DARK OR WHITE HORIZONTAL LINE 48 ...

Page 49: ...CROSS REFERENCE HIGH VOLTAGE SECTION 2 3 4 4 DIRTY AND HALF DARKNESS BACKGROUND 49 ...

Page 50: ...CROSS REFERENCE HIGH VOLTAGE SECTION 2 3 4 5 BLACK PRINT 50 ...

Page 51: ...CROSS REFERENCE HIGH VOLTAGE SECTION 2 3 4 6 LIGHT PRINT 51 ...

Page 52: ...CROSS REFERENCE HIGH VOLTAGE SECTION 2 3 4 7 BLACK DENSITY IS LIGHT OR UNEVEN 52 ...

Page 53: ...CROSS REFERENCE HIGH VOLTAGE SECTION 2 3 4 8 BLANK PRINT 53 ...

Page 54: ...2 3 4 9 BLACK WHIT POINT 2 3 5 RECORDING PAPER FEED 2 3 5 1 MULTIPLE FEED 54 ...

Page 55: ...2 3 5 2 THE PRINTING PAPER IS WAVED OR WRINKLED 55 ...

Page 56: ...56 ...

Page 57: ...2 3 5 3 SKEW 57 ...

Page 58: ...58 ...

Page 59: ...2 3 5 4 THE RECORDING PAPER DOES NOT FEED CROSS REFERENCE SENSOR SECTION MOTOR SECTION 2 3 6 ADF Auto document feed SECTION 2 3 6 1 NO DOCUMENT FEED 59 ...

Page 60: ...CROSS REFERENCE SENSOR SECTION MOTOR SECTION 2 3 6 2 DOCUMENT JAM 60 ...

Page 61: ...CROSS REFERENCE SENSOR SECTION 2 3 6 3 MULTIPLE FEED When using thick paper etc sometimes the document will not feed 61 ...

Page 62: ...2 3 6 4 SKEW 62 ...

Page 63: ...2 3 6 5 THE SENT FAX DATA IS SKEWED 63 ...

Page 64: ...CROSS REFERENCE SKEW 2 3 6 6 THE RECEIVED FAX DATA IS SKEWED CROSS REFERENCE SKEW 2 3 6 7 THE RECEIVED OR COPIED DATA IS EXPANDED 64 ...

Page 65: ...2 3 6 8 BLACK OR WHITE VERTICAL LINE 65 ...

Page 66: ...2 3 6 9 AN ABNORMAL IMAGE IS COPIED 66 ...

Page 67: ...S REFERENCE CIS contact Image Sensor SECTION 2 3 7 COMMUNICATION SECTION Find the problem in the table shown below and refer to the corresponding troubleshooting procedure in DEFECTIVE FACSIMILE SECTION 67 ...

Page 68: ...t or receive Copying is also possible Troubleshooting Problem with the electric circuit Refer to THE UNIT CAN COPY BUT CANNOT TRANSMIT RECEIVE 5 The fax fails either to transmit or receive when making a long distance or an international call Copying is also possible Detailed description of the possible causes Similar to troubleshooting items No 2 and No 3 Problem with the service line Refer to THE...

Page 69: ...CROSS REFERENCE CLEANING THE INSIDE OF THE UNIT ADF Auto document feed SECTION OPERATION PANEL SECTION 2 3 7 1 2 SOMETIME THERE IS A TRANSMIT PROBLEM 69 ...

Page 70: ...level set represents a service code Refer to the SERVICE FUNCTION TABLE 2 3 7 1 3 RECEIVE PROBLEM Confirm the following before starting troubleshooting Is the recording paper installed properly Refer to the next page 70 ...

Page 71: ...to the memory receiving mode for example when out of paper and the memory becomes full of the unprinted fax data In this case MEMORY FULL and its main cause for example OUT OF PAPER are displayed on the LCD Accordingly by solving the main problem MEMORY FULL can be canceled and the receiving problem can solved The causes of the display errors are shown below OUT OF PAPER TONER LOW TONER EMPTY CALL...

Page 72: ...L FULL FAX MEMORY FULL FAX IN MEMORY REMOVE DOCUMENT REDIAL TIME OUT TRANSMIT ERROR Please refer to USER RECOVERABLE ERRORS for the above items Also when it actually becomes a hardware deformity please check each sensor 2 3 7 1 4 THE UNIT CAN COPY BUT CANNOT TRANSMIT RECEIVE CROSS REFERENCE TEST FUNCTIONS 72 ...

Page 73: ...istance connection and linking of several stations the line connection time cannot be reduced Accordingly the following countermeasures should be tried A As the 35 sec count is started directly after dialing or directly after the START button has been pressed for models with a START button the other party should be called manually if possible Another possibility is entering two pauses at the end o...

Page 74: ...ending signals for the echo canceler The header of the training signal lacks due to a switching delay to close S1 Add a dummy signal to the beginning of the training signal Service code International select This countermeasure becomes the value 2 Receiving side The echo canceler function stops according to a CED signal frequency of 2100Hz S1 and S2 are both ON a DIS signal is returned as an echo a...

Page 75: ...5 dBm and the echo level will decrease Service code Transmit 4 Sending side Receiving side Decrease the receiving sensitivity from 13 dBm to about 32 dBm so an echo signal will not received Service code Receiving sensitivity 5 Sending side Receiving side Set additional Pause time Service mode code No 774 in between the original and its repeated signals to prevent the collision of the signals at bo...

Page 76: ...signal RX side signal Countermeasure 2nd 3rd DCS Training delayed CFR FTT at TX side 2nd 3rd EOP EOM MPS delayed MCF PIP PIN RTP RTN at TX side delayed DCS 2nd 3rd DIS at RX side Fig e 2 3 7 1 6 HOW TO OUTPUT THE JOURNAL REPORT 1 Press the MENU button 76 ...

Page 77: ...n is finished when the T1 TIMER expires 41 COMMUNICATION ERROR SND DCN is received after DCS transmission 42 COMMUNICATION ERROR SND FTT is received after transmission of a 2400BSP training signal 43 COMMUNICATION ERROR SND No response after post message is transmitted three times 44 COMMUNICATION ERROR SND RTN and PIN are received 46 COMMUNICATION ERROR RCV No response after FTT is transmitted 48...

Page 78: ...ransmitted 70 ERROR NOT YOUR UNIT RCV DCN is received after CFR transmission 72 COMMUNICATION ERROR RCV Carrier is cut when the image signal is received 75 MEMORY FULL RCV The document was not received due to memory full 79 CANCELED SND The multi station transmission was rejected by the user FF COMMUNICATION ERROR SND RCV Modem error For the DCN DCN etc abbreviations refer to MODEM SECTION SND TRA...

Page 79: ...79 ...

Page 80: ...CROSS REFERENCE TEST FUNCTIONS 80 ...

Page 81: ...CROSS REFERENCE TEST FUNCTIONS 81 ...

Page 82: ...CROSS REFERENCE TEST FUNCTIONS 82 ...

Page 83: ...CROSS REFERENCE TEST FUNCTIONS 83 ...

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Page 87: ...tion makes it possible to change parameters such as the user code and service code from another fax using DTMF tones Therefore travel to the customer s location is not required However it is not possible to change all the parameters remotely PROGRAM MODE TABLE The function used to accomplish this is remote programming First in order to check the current status of the service code parameter print o...

Page 88: ...ges were made correctly Hint Since the connected telephone is in use during the remote programming mode it may be helpful to ask the customer to switch to the speakerphone This frees the customer from the need to remain right next to the fax while you are making parameter settings When finished inform the customer Also note that in very noisy locations where the DTMF tones are not audible the remo...

Page 89: ...F ON OK 039 LCD contrast 1 Normal 2 Darker Normal NG 041 Remote FAX activation code 1 ON 2 OFF ON CODE 9 NG 044 Receive alert 1 ON 2 OFF ON OK 068 ECM Selection 1 ON 2 OFF ON OK 076 FAX tone 1 ON 2 OFF ON OK 079 Toner save 1 ON 2 OFF OFF OK 080 Set default YES NO NO NG 501 Pause time set 001 600 x 100msec 030 OK 502 Flash time 01 99 x 10ms 70 OK 503 Dial speed 1 10pps 2 20 pps 10pps OK 520 CED fre...

Page 90: ...200 5 4800 6 2400 14400bps OK 718 Receive speed select 1 14400 2 12000 3 9600 4 7200 5 4800 6 2400 14400bps OK 771 T1 timer 1 35s 2 60s 35s OK 774 T4 timer 00 99 100msec 00 OK 815 Sensor VOX test NG 852 Print test pattern NG 853 Top margin 1 5 3 OK 854 Left margin 1 7 4 OK 880 History list 1 Start NG 881 Journal 2 NG 882 Journal 3 NG 991 Setup list 1 Start OK 994 Journal list 1 Start OK 995 Journa...

Page 91: ...older waste Note 1 Electrical continuity may have existed at the factory check but a faulty contact occurred as a result of vibration etc during transport 2 Solder waste remaining on the board may get caught under the IC during transport causing a short circuit Before we begin mass production several hundred trial units are produced at the plant various tests are applied and any malfunctions are a...

Page 92: ...rtain address It is the address bus by which the ASIC designates the location inside each IC And the data bus reads or writes the data in order to transmit the instructions from the ASIC to the ICs These signal lines are all controlled by voltages of 3 3V H or 0V L 2 3 8 1 DIGITAL BLOCK DIAGRAM The signal lines that must be normal for the system to boot up are listed here List 1 For signal lines o...

Page 93: ...d to access the ROM the ASIC cannot access G A or DRAM normally The digital circuit actually operates according to the timing combinations of these signals So if the timing of these signals is even slightly off the circuit will not operate normally Even of the IC did malfunction the output voltage level may become abnormal but the timing is accurate according to the specifications If oscillation i...

Page 94: ...scribed earlier Note All you have to do is check that the IC repeatedly outputs H 3 3 V and L 0 V After the power is turned on the ASIC initializes and checks each IC The ROM SDRAM and modem are checked If initialization fails for the ICs the system will not boot up In this case please find the cause as follows CROSS REFERENCE NG EXAMPLE CHECK THE STATUS OF THE DIGITAL BOARD POWER SUPPLY BOARD SEC...

Page 95: ...CROSS REFERENCE CHECK THE STATUS OF THE DIGITAL BOARD 2 3 8 2 NG EXAMPLE 95 ...

Page 96: ...2 3 8 3 CHECK THE STATUS OF THE DIGITAL BOARD 96 ...

Page 97: ...microphone and the signal is output to the telephone line The signal mainly flowing on this route is analog You can trace the signal with an oscilloscope The signal flow on each route is shown in the Check Sheet here If you find a specific problem in the unit for example if you cannot communicate with the H S trace that signal route locally with the following Check Sheet and locate the faulty poin...

Page 98: ...ive point where the signal disappears on each route between the handset microphone and telephone line sending or between the telephone line and the handset speaker receiving or between the microphone and the telephone line sending or between the telephone line and the speaker receiving Check the components at that point CHECK SHEET is useful for this investigation 2 No pulse dialing 3 No ring tone...

Page 99: ...CROSS REFERENCE CHECK SHEET NCU SECTION 4 No tone dialing CROSS REFERENCE CHECK SHEET 2 3 9 3 DETECTIVE TAM INTERFACE SECTION 1 The FAX turns on but does not arrive through TAM 99 ...

Page 100: ...ERFACE SECTION 2 A FAX is received but won t switch from TAM to FAX CROSS REFERENCE ANALOG BOARD SECTION TAM INTERFACE SECTION 2 3 9 4 OPERATION PANEL SECTION Refer to TEST FUNCTIONS 1 NO KEY OPERATION 2 NO LCD INDICATION 100 ...

Page 101: ...ription Perform an SENSOR CHECK to determine if the sensor is operating correctly 1 Check the document sensor CHECK DOCUMENT 2 Check the paper feed sensor REMOVE DOCUMENT 3 Check the hook switch 4 Check the cover open switch COVER OPEN 5 Check the DRUM sensor CHECK DRUM 101 ...

Page 102: ...e exit switch PAPER JAMED 9 Check the toner sensor TONER LOW CHECK TONER Note As for the following check remove the drum from the main body set it again and close the cover then perform that check during initializing operation Refer to SENSORS AND SWITCHES SECTION 2 3 9 6 MOTOR SECTION 102 ...

Page 103: ...2 3 9 7 LSU SECTION 103 ...

Page 104: ...CROSS REFERENCE LSU Laser Scanning Unit SECTION 2 3 10 CIS contact Image Sensor SECTION 104 ...

Page 105: ...2 3 11 HIGH VOLTAGE SECTION 105 ...

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Page 107: ...107 ...

Page 108: ...108 ...

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Page 110: ...ld be used Be careful not to touch the terminals during adjustment because the high voltage is used 2 3 12 POWER SUPPLY BOARD SECTION 2 3 12 1 KEY COMPONENTS FOR TROUBLESHOOTING Check the following parts first F101 D101 D104 C106 Q101 PC101 and IC101 This comes from our experience with experimental tests For example power supply and lightning surge voltage test withstanding voltage test intentiona...

Page 111: ... parts except for the fuse otherwise the fuse will melt again and you cannot pinpoint the faulty point In most cases the symptom is that nothing is output It is more likely that the fault is in the primary side rather than the secondary side Check the primary side first 2 3 12 2 TROUBLESHOOTING FLOW CHART 111 ...

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Page 113: ...113 ...

Page 114: ...ne This facilitates communication between the user and the service man while programming the unit 2 4 1 OPERATION There are 2 basic categories of programming functions the User Mode and the Service Mode The Service Mode is further broken down into the normal and special programs The normal programs are those listed in the Operating Instructions and are available to the user The special programs ar...

Page 115: ...2 4 3 USER MODE The list below is an example of the SYSTEM SETUP LIST the unit prints out Note 115 ...

Page 116: ...ANSMIT RECEIVE LONG DISTANCE OR INTERNATIONL COMMUNICATIONS 522 Auto standby select 1 ON 2 OFF 1 2 1 The resolution reverts to the default when transmission is complete 523 Receive equalizer select 1 0 km 2 1 8 km 3 3 6 km 4 7 2 km 1 4 1 Set RX equalizer to automatical 524 Transmission equalizer select 1 0 km 2 1 8 km 3 3 6 km 4 7 2 km 1 4 1 550 Memory clear To reset the value to the default one e...

Page 117: ...O CNG output only when automatic dialing is performed OFF CNG id not at phase A Refer to SOMETIME THERE IS A TRANSMIT PROBLEM 593 Time between CED and 300bps 1 75 msec 2 500 msec 3 1 sec 1 3 1 See Symptom Countermeasure for long distance and international calls in THE UNIT CAN COPY CANNOT EITHER TRANSMIT RECEIVE LONG DISTANCE OR INTERNATIONL COMMUNICATIONS Refer to RECEIVE PROBLEM 594 Overseas DIS...

Page 118: ...ERE IS A TRANSMIT PROBLEM and THE UNIT CAN COPY BUT CANNOT EITHER TRANSMIT RECEIVE LONG DISTANCE OR INTERNATIONL COMMUNICATIONS 718 Receive speed selection 1 14400BPS 2 12000BPS 3 9600BPS 4 7200BPS 5 4800BPS 6 2400BPS 1 6 1 Adjusts the speed to start training during FAX reception Refer to RECEIVE PROBLEM and 771 T1 timer 1 35 sec 2 60 sec 1 2 1 Sets a higher value when the response from the other ...

Page 119: ...2 4 5 SERVICE MODE SETTINGS Example of a printed out list Note The above values are the default values 2 4 6 HISTORY 119 ...

Page 120: ...e listed items in DESCRIPTIONS OF THE HISTORY REPORT 2 4 6 1 DESCRIPTIONS OF THE HISTORY REPORT 1 ROM VERSION FLASH ROM version 2 SUM FLASH ROM internal data calculation 3 YOUR LOGO The user logo recorded in the unit If it is not recorded NONE will be displayed 4 YOUR TELEPHONE NUMBER 120 ...

Page 121: ...e setting was used 14 FAX MODE The amount of time the FAX mode setting was used 15 TEL FAX MODE The amount of time the TEL FAX mode setting was used 16 ANS FAX MODE The amount of time the ANS FAX mode setting was used 17 FINAL RECEIVE MODE The last set receiving mode by the user 18 TONE PULSE SELECTION The most recently used setting used either TONE or PULSE 19 RECEIVE REDUCTION The compression ra...

Page 122: ...ADING NG You may not be able to use IQ FAX if the special subscriber information is not loaded from the IQ FAX center before use Depending on the conditions of the communication line it may not be completed in one time so RETRIED will be performed The number of OK and NG IQ FAX loadings will be printed 36 FAX MODE Means the unit received a fax message in the FAX mode 37 MAN RCV Means the unit rece...

Page 123: ...82 Remote printing function for the journal reports JOURNAL JOURNAL 2 and JOURNAL 3 is also available for service technicians Refer to REMOTE PROGRAMMING The JOURNAL report only gives you basic information about a communication but the other two journal reports provide different information on the same item communication HOW TO READ JOURNAL REPORTS Example 1 Look at NO 01 in the JOURNAL If you wan...

Page 124: ... there is a communication error is displayed 3 RESOLUTION Indicates the resolution of the communication If multiple pages are transmitted or received it indicates the last page s resolution If there is a communication error is displayed 4 RCV TRIG CNT Indicates the trigger that causes the unit to switch to the fax receive mode The available options are listed in JOURNAL 2 in PRINTOUT EXAMPLE The v...

Page 125: ...isplayed in the JOURNAL When a fax transmission cannot be performed because the other party s unit is set to the TEL mode No response will be printed 2 4 7 2 JOURNAL 3 Refer to JOURNAL 3 in PRINTOUT EXAMPLE Description 6 ENCODE Compression Code MH MR MMR 7 MSLT MSLT means Minimum Scan Line Time Used only at the factory 8 EQM EQM means Eye Quality Monitor Used only at the factory 9 ERROR LINE RX Wh...

Page 126: ...126 ...

Page 127: ... codes listed below can be used to perform simple checks of some of the unit s functions When complaints are received from customers they provide an effective tool for identifying the locations and causes of malfunctions 127 ...

Page 128: ...rates the read systems START LCD CHECK Service Mode 5 5 8 Checks the LCD indication Illuminates all the dots to check if they are normal START DTMF SINGLE TEST Service Mode 5 5 2 Outputs the DTMF as single tones Used to check frequencies of the individual DTMF tones Refer to SINGLE TONE TRANSMIT SELECTION 1 ON 2 OFF LED CHECK Service Mode 5 5 7 All LEDs above the operation panel board flash on or ...

Page 129: ...eration refer to SENSORS AND SWITCHES SECTION D S C P R E D T F V LCD DISPLAY D Document sensor When a document is insert S Scanner read Pos When a document is insert C Cover of Printer When the top cover is open P Paper exist When recording paper exists R Pick up paper When recording paper exists E Exit sensor on When exist sensor is on D Developer exist T Toner exist None START 129 ...

Page 130: ...the pattern No and press the SET key 3 When No is displayed on the LCD enter the number and press the SET key Press 00 for the printing 4 MODE is displayed on the LCD Press 0 to start printing or press 1 to go to the next screen 5 When 1 is pressed at MODE INTVL is displayed the LCD Enter the printing interval 00 99 sec 6 The printing repeats the designated number of the programmed printing interv...

Page 131: ...o output high voltage from each terminal so be careful not to touch them The sound Pi Pi Pi warns that the high voltage is outputting 7 When the measurement is finished push the STOP button The high voltage output is stopped 8 Repeat the items No 5 7 until the measurement is finished 9 When the measurement is finished turn OFF the TOP cover SW Output voltage of each terminal No BIAS Name Specified...

Page 132: ... DTMF SINGLE TONE TRANSMIT SELECTION Note After performing this check do not forget to turn the setting off otherwise dialing in DTMF signal will not work 2 5 3 BUTTON CODE TABLE 2 5 4 PRINT TEST PATTERN 132 ...

Page 133: ...asonic Multi Function Station enables your fax machine to carry out the following funtions Printing on plain paper transparencies labels and envelopes Scanning documents and converting an image into text with Readiris OCR software 133 ...

Page 134: ...your PC Programming the basic and advanced features from your PC To run Multi Function Station software you need the following 2 6 1 Using an IEEE1284 compliant parallel cable 2 6 2 Using a USB cable Windows 95 does not apply for USB port After connecting the USB cable you must set the cable type to USB feature 15 134 ...

Page 135: ...ftware from the drop down list Click OK The installation will automatically start If Choose Setup Language dialog box does not appear The installation will automatically start If the installation does not start automatically Click Start choose Run Type d setup where d is the drive letter of your CD ROM drive Click OK If you are not sure what the drive letter is for your CD ROM drive use Windows Ex...

Page 136: ...automatically detected To uninstall the software 1 Click Start 2 Point to Settings then click Control Panel 3 Double click Add Remove Programs 4 Select Panasonic Multi Function Station from the list 5 Click Add Remove Windows 95 98 ME Change Remove Windows 2000 then follow the instructions on the screen 2 8 PROBLEMS WITH PC SOFTWARE 2 8 1 General 136 ...

Page 137: ...2 8 2 Scan 137 ...

Page 138: ...o adjust the feeder pressure by following the steps below 1 Shift the position of the green lever by using a stick like instrument with a pointed end Left When documents do not feed Center Standard position pre selected Right When documents do multi feed 4 DISASSEMBLY INSTRUCTIONS 4 1 HOW TO REMOVE THE BOTTOM PLATE DRUM AND PAPER TARY 138 ...

Page 139: ...4 2 HOW TO REMOVE THE OPERATION PANEL BLOCK 139 ...

Page 140: ...4 3 HOW TO REMOVE THE OPERATION BOARD 140 ...

Page 141: ...4 4 HOW TO REMOVE THE TRANSFER ROLLER AND IMAGE SENSOR 141 ...

Page 142: ...4 5 HOW TO REMOVE THE SEPARATION RUBBER AND DOCUMENT FEED ROLLER 4 6 HOW TO REMOVE THE ANALOG BOARD VARISTOR BOARD LASER SCANNING UNIT AND SPEAKER 142 ...

Page 143: ...4 7 HOW TO REMOVE THE AC INLET AND LOW VOLTAGE POWER SUPPLY BOARD 143 ...

Page 144: ...4 8 HOW TO REMOVE THE DIGITAL BOARD AND MOTOR DRIVE BOARD 144 ...

Page 145: ...4 9 HOW TO REMOVE THE BACK COVER SECTION 145 ...

Page 146: ...4 10 HOW TO REMOVE THE FUSER UNIT AND HANDSET CRADLE 146 ...

Page 147: ...4 11 HOW TO REMOVE THE MAIN FRAME AND FAN 4 12 HOW TO REMOVE THE HIGH VOLTAGE POWER SUPPLY BOARD 147 ...

Page 148: ...4 13 HOW TO REMOVE THE HEAT ROLLER AND EXIT ROLLER 148 ...

Page 149: ...4 14 HOW TO REMOVE THE PRESSURE ROLLER 149 ...

Page 150: ...4 15 HOW TO REMOVE THE MOTOR BLOCK 150 ...

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Page 153: ...4 16 INSTALLATION POSITION OF THE LEAD 153 ...

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Page 157: ...ls for example a spot heater to remove the Flat IC with some solder large amount a soldering iron and a cutter knife you can easily remove the ICs that have more than 100 pins 5 1 PREPARATION SOLDER Sparkle Solder 115A 1 115B 1 OR Almit Solder KR 19 KR 19RMA Soldering iron 157 ...

Page 158: ...ific gravity 0 863 Original flux should be replaced daily 5 2 FLAT PACKAGE IC REMOVAL PROCEDURE 1 Put plenty of solder on the IC pins so that the pins can be completely covered Note If the IC pins are not soldered enough you may give pressure to the P C board when cutting the pins with a cutter 2 Make a few cuts into the joint between the IC and its pins first and then cut off the pins thoroughly ...

Page 159: ...o the board remove all solder left on the land with some tools like a soldering wire If some solder is left at the joint on the board the new IC will not be attached properly 5 3 FLAT PACKAGE IC INSTALLATION PROCEDURE 1 Temporarily fix the FLAT PACKAGE IC soldering the two marked pins 159 ...

Page 160: ...lux to all pins of the FLAT PACKAGE IC 3 Solder the pins sliding the soldering iron in the direction of the arrow 5 4 BRIDGE MODIFICATION PROCEDURE 1 Lightly resolder the bridged portion 2 Remove the remaining solder along the pins using a soldering iron as shown in the figure below 160 ...

Page 161: ...ing the whole surface potential of the drum is 800V Charging Part 6 3 EXPOSING When the drum which is charged with the fixed electric charge is irradiated by the laser beam the plus charge and minus charge are generated at the Charge Generation Layer Passing through the Charge Transfer Layer which conducts the plus charge the minus charged drum s surface is neutralized to be skipped Then the minus...

Page 162: ...he potential difference causes to send the toner to the developing roller from the toner supply roller The supplied toner to the developing roller is kept to a certain layer thickness by the developing blade and also it is charged by triboelectricity Consequently the toner is transferred to the surface of the exposed OPC drum by the potential difference between the developing roller and OPC drum s...

Page 163: ... unit of FL501 and FLM551 have the same voltage However the developing device of FA77D converts the developing and supply biases inside the developing device to improve the image quality FA77 developing device FA77D developing device Developing bias 350V 180V Supply bias 550V 350V Inside voltage conversion circuit of the developing device 163 ...

Page 164: ... the transcription stage The remain toner on the drum and the toner which was attached to the place where the laser beam didn t scan are gathered to the developing roller to be used again When no paper is supplied the transcription roller is minus charged to eliminate the minus charged toner Cleaning Part 6 7 FIXING On the process of the transcription the transferred toner is weakly attached on th...

Page 165: ... are provided 1 Thermistor The thermistor touches the heat roller and check the temperature to feed back to the control circuit The surface temperature should be kept 178 C while printing 2 The thermal fuse The thermal fuse plays the role to prevent the heat roller from rising to abnormal high temperature The thermal fuse is located near the heat roller and turns OFF the power when the temperature...

Page 166: ...6 8 TIMING CHART When Printing Two Sheets of Paper 166 ...

Page 167: ...d springs etc It divides the documents and transfers to the reading part then stacks the documents on the document ejector when finished reading This automatic document feeder is affordable until 15 documents at once When the user put a document on the document feeder and the top of the document is touched the document detect sensor is turned ON and the motor is driven The driven motor feeds the d...

Page 168: ...he separation pad can separate the documents properly spring plate helps the document endure the pressure of separation pad to be fed smoothly The document is ejected document stacker 6 9 2 CIS Contact Image Scanner CIS consists of LED lens and sensor array When the light emitted from LED is reflected on the document the light reaches the sensor through the lens then the sensor array detects the d...

Page 169: ... Although the GEAR ONEWAY 1A rotates built in ONEWAY CLUTCH disturbs to transfer the driving power to the next gear The FEED ROLLER and SEPARATION ROLLER perform feeding and separating the documents The GEAR PAPER FEED ROLLER runs idle and PAPER FEED ROLLER is still 6 11 PRINTING 169 ...

Page 170: ...ven by the GEAR ONEWAY 1A The GEAR PLANET is separated from the GEAR DOCUMENT FEED ROLLER The GEAR DOCUMENT SEPARATION ROLLER runs idle and does not transfer the driving power to the roller The GEAR PAPER FEED ROLLER drives the roller The GEAR CLUTCH runs idle and GEAR PICKUP PAPER is still 6 12 PAPER PICKUP 170 ...

Page 171: ...t can not stop on the way of a turn because the tip of HOOK GEAR FIX is on the CAM of GEAR PICKUP PAPER When the tip of HOOK GEAR FIX returns to CAM s home position the GEAR CLUTCH RING is unhooked then the GEAR PICKUP PAPER is stopped 6 13 INITIALIZATION There are two types of initialization one is the short initialization about 3 seconds and the other is the long initialization about 10 seconds ...

Page 172: ...6 14 Timing Chart Initializing Short 172 ...

Page 173: ...6 15 Timing Chart Initializing Long 6 16 Timing Chart when the registration sensor is turned OFF then ON during initializing 173 ...

Page 174: ...7 CIRCUIT OPERATIONS 7 1 CONNECTION DIAGRAM 7 1 1 CONNECTION DIAGRAM 1 174 ...

Page 175: ...7 1 2 CONNECTION DIAGRAM 2 175 ...

Page 176: ...7 1 3 POWER SUPPLY FLOW 176 ...

Page 177: ...7 2 GENERAL BLOCK DIAGRAM The following is an outline of each device IC on the digital board 1 ASIC IC604 Composed mainly of an address decoder and a modem control 177 ...

Page 178: ...his memory is used for image processing 5 CODEC IC609 Performs the modulation and the demodulation for FAX communication 6 Read Section CIS image sensor to read transmitted documents 7 Motor Driver Board Drives the motor 8 LSU Laser Scanning Unit Forms the images on the OPC drum by rotating polygon motor and reflecting the laser beam against polygon 9 Analog Board Composed of ITS circuit and NCU c...

Page 179: ...Supplies bias need for the printing operation bias of the Drum developing and transcription 13 Fixing Unit Composed heat lamp thermistor and thermal fuse 7 3 FACSIMILE SECTION 7 3 1 DIGITAL SECTION 179 ...

Page 180: ...4 KB The addresses of the this area are from 000000H to 1FFFFFH 7 3 1 4 GATE ARRAY IC610 This custom IC is used as folloning 1 LSU I F Control the polygon motor and output video signal to LSU 2 OPERATION PANEL I F Serial interface with operation panal 3 FAN MOTOR I F Control FAN MOTOR and detect the rotation of FAM MOTOR 4 ANALOG I F Serial interface for analog ASIC and electrical volume 5 I O POR...

Page 181: ...7 3 2 1 ASIC IC604 PIN LAYOUT 181 ...

Page 182: ...7 3 2 2 EXPLANATION OF PIN DISTRIBUTION 7 3 2 2 1 IC604 182 ...

Page 183: ...I O 3 3V SYSTEM DATA BUS 3 B15 D 4 I O 3 3V SYSTEM DATA BUS 4 A15 D 5 I O 3 3V SYSTEM DATA BUS 5 C14 D 6 I O 3 3V SYSTEM DATA BUS 6 B14 D 7 I O 3 3V SYSTEM DATA BUS 7 A14 D 8 I O 3 3V SYSTEM DATA BUS 8 D13 D 9 I O 3 3V SYSTEM DATA BUS 9 C13 D 10 I O 3 3V SYSTEM DATA BUS 10 B13 D 11 I O 3 3V SYSTEM DATA BUS 11 A13 D 12 I O 3 3V SYSTEM DATA BUS 12 C12 D 13 I O 3 3V SYSTEM DATA BUS 13 B12 D 14 I O 3 ...

Page 184: ...C603 DATA BUS T19 SDDATA 4 I O 3 3V DSP SDRAM IC603 DATA BUS T18 SDDATA 5 I O 3 3V DSP SDRAM IC603 DATA BUS T17 SDDATA 6 I O 3 3V DSP SDRAM IC603 DATA BUS R20 SDDATA 7 I O 3 3V DSP SDRAM IC603 DATA BUS R19 SDDATA 8 I O 3 3V DSP SDRAM IC603 DATA BUS R18 SDDATA 9 I O 3 3V DSP SDRAM IC603 DATA BUS R17 SDDATA 10 I O 3 3V DSP SDRAM IC603 DATA BUS P20 SDDATA 11 I O 3 3V DSP SDRAM IC603 DATA BUS P19 SDDA...

Page 185: ...603 CONTROL SIGNAL M19 SDCLK100MHz O 3 3V DSP SDRAM IC603 CONTROL SIGNAL G20 XIN I 3 3V RTC 32 768KHz H20 XOUT O 3 3V RTC 32 768KHz Y15 PLLREF_XIN I 3 3V SYSTEM CLOCK 28 224MHz W15 PLLREF_XOUT O 3 3V SYSTEM CLOCK 28 224MHz U15 PLLVDD PWR 3 3V PLL POWER U16 PLLVSS PWR GND PLL GND U14 PRTIRQn I 3 3V G A INTERRUPT SIGNAL K20 AUXCLK O 3 3V G A CLOCK 10MHz K19 DMAACK2 O 3 3V PRINT DMA ACKNOWLEDGE F4 DM...

Page 186: ...PORT CISON P4 GPIO 15 O 3 3V OUTPUT PORT SMPWR2 R3 SMPWRCTRL O 3 3V SCAN MOTOR CURRENT CONTROL SMPWR1 U6 SM 0 O 3 3V SCAN MOTOR STEP SIGNAL Y7 SM 1 O 3 3V SCAN MOTOR STEP SIGNAL W7 SM 2 O 3 3V SCAN MOTOR STEP SIGNAL V7 SM 3 O 3 3V SCAN MOTOR STEP SIGNAL R2 PMPWRCTRL O 3 3V ENGINE MOTOR CURRENT CONTROL N1 GPIO 22 O 3 3V OUTPUT PORT PMPWR2 U8 PM 0 O 3 3V ENGINE MOTOR STEP SIGNAL W9 PM 1 O 3 3V ENGIN...

Page 187: ...O 3 I 3 3V INPUT PORT TOPCVR T4 CS 5 n O 3 3V NOT USED T3 GPIO 8 O 3 3V OUTPUT PORT OPERST T1 RING_DETECT I 3 3V BELL DETECT R4 PWN 0 O 3 3V CHARGE BIAS CONTROL R1 GPIO 14 O 3 3V CODEC RESET P3 M_TXSIN O 3 3V CODEC IC609 CONTROL P2 M_CLKIN O 3 3V CODEC IC609 CONTROL P1 M_RXOUT I 3 3V CODEC IC609 CONTROL N4 M_SCK I 3 3V CODEC IC609 CONTROL N3 M_STROBE I 3 3V CODEC IC609 CONTROL N2 M_CNTRL_SIN O 3 3...

Page 188: ...3 3V JTAG TEST PIN V3 TDO O 3 3V JTAG TEST PIN V2 TEST I 3 3V NOT USED J1 SCANMOD I 3 3V NOT USED J2 TESTER_MODE I 3 3V NOT USED J3 P80_SEL I 3 3V NOT USED F3 SSD_DIBRX O 3 3V NOT USED F2 TX_DATA O 3 3V NOT USED F1 SDAA_GPIO_INT O 3 3V NOT USED Y1 POWER1 I 3 3V 5V POWER DOWN DETECT W4 POWER2 I 3 3V 3 3V POWER DOWN DETECT K18 RESETn O 3 3V RESET OUTPUT H18 PWRDWNn I 3 3V POWER DOWN H19 WPROTn O 3 3...

Page 189: ...L POWER SOURCE K17 VDD PWR 3 3V DIGITAL POWER SOURCE M20 VDD PWR 3 3V DIGITAL POWER SOURCE L1 VSS PWR GND DIGITAL POWER SOURCE L2 VSS PWR GND DIGITAL POWER SOURCE L3 VSS PWR GND DIGITAL POWER SOURCE L4 VSS PWR GND DIGITAL POWER SOURCE U10 VSS PWR GND DIGITAL POWER SOURCE V10 VSS PWR GND DIGITAL POWER SOURCE W10 VSS PWR GND DIGITAL POWER SOURCE Y10 VSS PWR GND DIGITAL POWER SOURCE L17 VSS PWR GND D...

Page 190: ...GNAL FROM ASIC 18 XWR I 3 3V WRITE SIGNAL FROM ASIC 19 ALE I 3 3V ADDRESS LATCH SIGNAL ASIC 20 VSS GND POWER SOURCE GND 21 DB0 I O 3 3V DATA BUS 0 22 DB1 I O 3 3V DATA BUS 1 23 DB2 I O 3 3V DATA BUS 2 24 DB3 I O 3 3V DATA BUS 3 25 VSS GND POWER SOURCE GND 26 3 3V 3 3V POWER SOURCE 3 3V 27 DB4 I O 3 3V DATA BUS 4 28 DB5 I O 3 3V DATA BUS 5 29 DB6 I O 3 3V DATA BUS 6 30 DB7 I O 3 3V DATA BUS 7 31 VS...

Page 191: ... 63 A15 O 3 3V ADDRESS BUS 15 64 A16 O 3 3V ADDRESS BUS 16 65 A17 O 3 3V ADDRESS BUS 17 66 A18 O 3 3V ADDRESS BUS 18 67 A19 O 3 3V ADDRESS BUS 19 68 A20 O 3 3V ADDRESS BUS 20 69 A21 O 3 3V ADDRESS BUS 21 70 VSS GND POWER SOURCE GND 71 3 3V 3 3V POWER SOURCE 3 3V 72 IOP60 A22 I O 3 3V NOT USED 73 IOP61 A23 I O 3 3V NOT USED 74 IOP00 I O 5V OUTPUT PORT SENCTL0 75 IOP01 I O 5V OUTPUT PORT SENCTL1 76 ...

Page 192: ...PERATION PANAL CONTROL 106 KSCLK O 5V OPERATION PANAL CONTROL 107 KTXD O 5V OPERATION PANAL CONTROL 108 KRXD I 5V OPERATION PANAL CONTROL 109 VSS GND POWER SOURCE GND 110 5V 5V POWER SOURCE 5V 111 IOP20 MA I O 5V NOT USED 112 IOP21 MXA I O 5V NOT USED 113 IOP22 MB I O 5V NOT USED 114 IOP23 MXB I O 5V NOT USED 115 IOP24 MPWDN I O 5V NOT USED 116 IOP25 I O 5V NOT USED 117 IOP26 I O 5V NOT USED 118 I...

Page 193: ...CE GND 147 5V 5V POWER SOURCE 5V 148 IOP50 I O 5V OUTPUT PORT SPMUTE 149 IOP51 I O 5V OUTPUT PORT RLY 150 IOP52 I O 5V NOT USED 151 IOP53 I O 5V NOT USED 152 IOP54 I O 5V NOT USED 153 IOP55 I O 5V OUTPUT PORT SENCTL5 154 IOP56 I O 5V INPUT PORT REGIST 155 IOP57 I O 5V OUTPUT PORT DEV 156 TRS O 5V TRANSCRIPTION CLOCK 157 VSS GND POWER SOURCE GND 158 5V 5V POWER SOURCE 5V 159 TEST0 I 3 3V NOT USED 1...

Page 194: ...e in which the power consumption is lower Points to notice when replacing the battery When the backup battery becomes low or the backup function is turned off for repairing recover the backup power supply following the procedure described below 1 Replace the battery and IC J600 should be removed beforehand 2 Short the both ends of C762 Ex Pinch them with tweezers 3 Connect terminals of J600 with s...

Page 195: ...re which sends and detects all of the necessary signals for FAX communication It can be controlled by writing commands from the CPU IC604 inside ASIC This CODEC and ASIC also sends DTMF signals generates a call tone from the speaker and detects a busy tone and dial tones Overview of Facsimile Communication Procedures ITU T Recommendation 1 ON CCITT International Telegraph and Telephone Consultativ...

Page 196: ...for suppressing redundancy in signals prior to transmission and error free reception of transmission is possible The scope of these facsimile applications is not limited simply to transmission of written statements Through symbiotic linkages with other communication methods it can be expected to expand to include integrated services 3 Facsimile Call Time Series As shown in the following diagram th...

Page 197: ...ssion Time Control Time Image Transmission Time Hold Time Transmission time consists of the following Control time This is time at the start of transmission when the functions at the sending and receiving sides are confirmed the transmission mode is established and transmission and reception are synchronized Image transmission time This is the time required for the transmission of document content...

Page 198: ...ynchronization Signal EOL Signal 1 Line Transmission Time ms line Depends on the degree of data reduction Minimum Value 10 20 Can be recognized in 40ms 6 Explanation of Communication and Compression Technology A G3 Communication Signals T 30 Binary Process For G3 Facsimile communication this is the procedure for exchanging control signals between the sending and receiving machines both before and ...

Page 199: ...r future T 3 operation features 9 Transmitter T 4 operation 10 Receiver T 4 operation Receiver T 4 operation 11 12 13 14 0 0 0 0 0 1 0 0 1 0 0 0 1 1 0 0 0 0 1 0 0 1 1 0 1 0 1 0 1 1 1 0 0 0 0 1 0 1 0 1 1 0 0 1 1 1 0 1 0 0 1 1 0 1 1 1 1 0 1 1 1 1 1 1 Data signaling rate V 27 ter fall back mode V 27 ter V 29 V 27 ter and V 29 Not used Reserved Not used V 27 ter and V 29 and V 33 Not used Reserved Not...

Page 200: ...B4 364 mm Invalid Maximum recording length A4 297 mm Unlimited B4 364 mm Invalid 21 22 23 0 0 0 0 0 1 0 1 0 1 0 0 0 1 1 1 1 0 1 0 1 1 1 1 Minimum scan line time capability of the receiver 20 ms at 3 85 l mm T7 7 T3 85 40 ms at 3 85 l mm T7 7 T3 85 10 ms at 3 85 l mm T7 7 T3 85 5 ms at 3 85 l mm T7 7 T3 85 10 ms at 3 85 l mm T7 7 1 2 T3 85 20 ms at 3 85 l mm T7 7 1 2 T3 85 40 ms at 3 85 l mm T7 7 1...

Page 201: ...for future recording width capability 40 Extend field Extend field 41 R8 15 4 lines mm R8 15 4 lines mm 42 300 300 pels 25 4 mm 300 300 pels 25 4 mm 43 R16 15 4 lines mm and or 400 400 pels 25 4 mm R16 15 4 lines mm and or 400 400 25 4 mm 44 Inch based resolution preferred Resolution type selection 0 neuritic based resolution 1 inch based resolution 45 Metric based resolution preferred Don t care ...

Page 202: ...ke training 1 Image Signal Refer to the next page RTC Return to Control Sends 12 bits 0 01 6 times to the receiver the same speed as the image signal and notifies completion of transmission of the first sheet EOP End of Procedure X1110100 End of one communication MCF Message Confirmation X0110001 End of 1 page reception DCN Disconnect X1011111 Phase E starts MPS Multi Page Signal X1110010 Completi...

Page 203: ...mile Reception The analog image data which is received from the telephone line passes through the NCU section and enters pin 14 of the CODEC IC609 The signals that enter pin 14 of the CODEC IC609 are demodulated in the board to digital image signals and then senol pin p1 of the ASIC IC604 In this case the image signals from the telephone line are transmitted serially In the ASIC IC604 Here the int...

Page 204: ...l Tone Transmission This is the call signal which is generated the ASIC IC604 and sent to the speaker 7 3 5 ANALOG SECTION 7 3 5 1 ANALOG GATE ARRAY IC201 on the Digital Board This IC can perform signal route switching and level adjustments for various types of analog signals This IC incorporates a cross point switch CPS an electronic volume The CPS of this IC is controlled by sending data from di...

Page 205: ...e voltage output 16 HSMICOUT HS mic amp output 34 VLOUT Volume amp output 17 NC Not used 35 SPOUT Speaker amp output 18 NC Not used 36 SPIN Speaker amp input 7 3 5 2 DESCRIPTION OF BLOCK DIAGRAM IN ANALOG SECTION 1 Function The analog section works as an interface between the telephone line The analog ASIC IC201 on the digital board exchanges FAX TX and RX signals between the CODEC IC609 and the a...

Page 206: ... The signal low level section input to pin T1 of ASIC IC604 on the digital board is read by ASIC and judged as a bell TEL LINE PC204 1 2 4 IC604 T1 7 3 5 4 4 CALLING LINE IDENTIFICATION CIRCUIT 1 Function This unit is compatible with the Caller ID service offered by your local telephone company To use this feature you must subscribe to a Caller ID service The data for the caller ID from the teleph...

Page 207: ...ion to the time and telephone number data When there is multiple data in the unit the name or telephone number are displayed 2 Circuit Operation The caller ID signal input from TEL LINE is processed with ASIC IC604 via CODEC IC609 Refer to CHECK SHEET for the route of caller ID signal 207 ...

Page 208: ... the reception amplifier via R269 C285 When the side tone circuit is active the signal output from IC207 pin 1 passes through C312 R291 C306 R284 R280 C300 R267 and C288 and goes into the amplifier IC207 pin 5 This circuit is used to cancel the transmission return signal The TX signal is output to the circuit analog the route from the IC207 1 pin C312 R293 R292 T203 TEL LINE However if balance is ...

Page 209: ...rm tone the key tone and the beep are output from the ASIC IC604 digital board 7 3 5 5 2 TELEPHONE MONITOR 1 Function This is the function when you are not holding the handset and can hear the caller s voice from the line 2 Circuit Operation Telephone Monitor Signal Path Signals received from the telephone line are output through at the speaker via the following path 3 Signal Path Refer to CHECK S...

Page 210: ... OGM out for 8 16 sec The length of the answering message should be 8 16 seconds While the message is being played the unit starts to detect the CNG signal A If the unit detects the CNG signal it will switch to FAX receiving and disconnect the external TAM automatically 2 After sending the OGM the answering machine starts to record the message of the other party ICM recording If the unit detect th...

Page 211: ...of this device consists of a control circuit and a contact image sensor made up of a celfoc lens array an LED array and photoelectric conversion elements When an original document is inserted and the start button pressed pin Y8 of IC604 goes to a high level and the transistor Q611 turns on This applies voltage to the LED array to light it The contact image sensor is driven by each of the FTG F1 si...

Page 212: ...copy PC SCAN and PC PRINT This feed document or recording paper synchronized for reading or printing This machine switches between a scanning operation and a printing operation by a single motor 2 Motor operation Excitation pulses is output from IC604 pins 172 173 174 and 175 Then stepping pulses are output from driver IC IC1 pins 9 11 15 and 19 and drivers the motor coil 7 5 1 TIMING CHART 212 ...

Page 213: ...ing Current According to the operation mode this machine changes a current value that will flow to the motor so as to reduce a vibration The current value can be changed as follows by using the two ports R3PIN and N1PIN of IC604 213 ...

Page 214: ...TONE 2 phase 250pps 70 SCAN FAX SUPER FINE 1 2 phase 250pps 40 SCAN COPY SUPER FINE 1 2 phase 156pps 40 SCAN DOC PREFEED 2 phase 250pps 100 SCAN DOC EJECT 2 phase 500pps 100 7 6 FAN MOTOR SECTION Those two FAN are one used to radiate heat in the unit The signal level at pin 95 96 of IC610 becomes high the FAN is activated In this case the pulse signal as shown below input to pin 27 of IC606 and th...

Page 215: ...gh speed typ 7000 rpm while printing controlling the developing device After printing is finished it rotates at low speed when the temperature of the unit goes up over a fixed one or depending on the number of printed papers frequency While the fan is rotating at high speed the voltage of 5 V is supplied to the fan however while rotating at low speed the supply voltage is decreased to slow down th...

Page 216: ...ECTION The solenoid drive circuit controls the pick up clutch The solenoid is designed to be driven by 24V driven by IC610 79 pin Diode D603 protects Q615 from backward voltage when the solenoid is driven Mode IC606 149 pin SOLENOID ON high level SOLENOID OFF low level 7 8 LSU Laser Scanning Unit SECTION 216 ...

Page 217: ...217 ...

Page 218: ...7 9 SENSORS AND SWITCHES SECTION All of the sensor and switches are shown below 218 ...

Page 219: ...TONER EMPTY TONER LOW CHANGE DRUM Analog PCB SW200 Hook Note See TEST FUNCTIONS SENSOR CHECK SECTION for the sensor test 815 of Service Mode test Refer to TEST FUNCTIONS 7 9 1 DOCUMENT SENSOR CHECK DOCUMENT The Sensor detects whether or not a document is in place When a document is detected the shelter plate shuts off the sensor light the photo transistor turns OFF and the input signal of IC101 9 ...

Page 220: ...gnal of IC101 9 pin becomes a high level When there is no document the shelter plate let the sensor light pass through the photo transistor turns ON and the input signal of IC101 9 pin becomes a low level Switch Signal IC101 9 pin Read Position OFF High level Non Read Position ON Low level 7 9 3 HOOK SWITCH When the handset is raised the switch is turned ON and the signal at pin 57 of IC606 is low...

Page 221: ...the printer cover is open the switches turns OFF and the input signal of IC604 U4 pin becomes a low level Switch Signal IC604 U4 pin Open OFF Low level Close ON High level 7 9 5 DRUM SENSOR CHECK DRUM The Switch detects whether the DRUM unit is set or not When there is the DRUM unit the input signal of IC604 V1 pin becomes a low level When there is no DRUM unit the input signal of IC604 V1 pin bec...

Page 222: ...ght the photo transistor turns OFF and the input signal of IC610 154 pin becomes a high level Photo transistor Signal IC610 154 pin No Recording Paper OFF High level Recording Paper Regist ON Low level 7 9 7 PAPER EXIT SENSOR OUT OF PAPER The Sensor detects the recording paper are in place When the recording paper is detected the shelter plate let the sensor light passing through the photo transis...

Page 223: ...t out or noy When there is no recording paper at the position of the sensor the shelter plate closes the sensor light the photo transistor fot tarus OFF and the input sugnal of IC610 120pin becomes high level When the recording paper reach the exit sensor the shelter plate let the sensor light passing through the photo trensistor ON and the input signal of IC610 120pin becomes a low level Exit Sen...

Page 224: ... Development unit the shelter plate let the sensor light passing through the photo transistor turns ON and the input signal of IC610 128 pin Digital P C B becomes a low level over 9s When the Developer unit is set the shelter plate move with rotation of development roller so the photo transistor turns ON OFF If the time of IC610 128 pin s high level is under 600ms there is enough toner in Develope...

Page 225: ...n the toner is still left the pendulum falls and stops on the toner then pushed by the paddle it starts to rotate When no toner is left the pendulum falls to the bottom Consequently the contact time between the magnet and steel becomes short when toner is left and long with no toner State Photo transistor Signal IC610 128pin Toner Set full OFF time about 0 3s High level about 0 3s Near Empty Toner...

Page 226: ...not executed at initialization 2 Toner full can be judged by continuous 3 times TONER FULL signal at initialization It is not executed at printing 3 In the ordinal operation CHECK DRUM is displayed when TONER EMPTY sensor does not generate a signal for 2 7 seconds 7 10 OPERATION BOARD SECTION 226 ...

Page 227: ...5 KIN6 KS0 9 SW101 VOL SW105 AUTO ANSWER SW109 VOL SW113 FLASH SW117 SW121 6 SW125 3 KS1F2 SW102 F5 SW106 F4 SW110 IQ FAX SW114 MONITOR SW118 F3 SW122 F1 SW126 KS2 8 SW103 QUICK SCAN SW107 COLLATE SW111 RESOLUTION SW115 MUTE SW119 0 SW123 5 SW127 2 KS3 7 SW104 STOP SW108 START SW112 COPY SW116 REDIAL PAUSE SW120 SW124 4 SW128 1 KS4 MENU SW135 F6 LOWER SW136 SERACH SW137 PRINT SW138 RECORD SW139 DI...

Page 228: ...NSOR REMOVE DOCUMENT 7 11 LCD SECTION The Gate Array IC101 works only for writing the ASCII code from the data bus D4 D7 V0 is supplied for the crystal drive R130 and R134 are density control resistors Consequently in this unit the timing positive clock is generated by the LCD interface circuitry in the gate array IC101 Density Normal Dark XLD15 IC101 21pin H L 228 ...

Page 229: ...30 A Output current TRA BIAS Output voltage 3500V Max varies with the Output format Variable Constant current printed rate Transfer Ratet output voltage 1200 100V TRA BIAS Output format Constant voltage DEV BIAS is output from one of the output terminals after the DEV CHG signal selects DEV BIAS and DEV BIAS TRA BIAS is output from one of the output terminals after the TRA CLK signal selects TRA B...

Page 230: ...LK terminal is Open Transfer BIAS 1200V is output from TRA OUTPUT the moment Charge BIAS 1200V is output from CHG OUTPUT When 8KHz PWM pulse width modulation signal is input to the TRA CLK terminal Q101 turns ON by MC101 and TRA CURRENT BIAS according to the PWM signal is output from TRA OUTPUT The PWM signal will be turned to a constant voltage by the resistor and the condenser and input to the M...

Page 231: ... is converted to a voltage by THERMISTER and input to IC604 Y6 analog input The heater turns ON OFF the photo coupler PC101 at the heater control port IC610 80pin and is turned ON OFF at the triac CR101 And a thermostat and a thermo fuse are set on the AC line as the safety devices 231 ...

Page 232: ...or at the temperature T1 about 125 C C After that control at the temperature T2 about 180 C and after the fixing stable time tf has passed feed papers at the paper feeding permission time t3 T0 Initial Temperature At Power OFF Normal Temperature T1 Primary Stable Temperature Heater Disconnection Thermistor 232 ...

Page 233: ... temperature of the fixing part does not reach T1 until tl the heater will be OFF due to the abnormal low temperature detection heater disconnection thermistor loose connection B Abnormal High Temperature Detection If the thermistor detects the temperature Th the heater will be OFF due to the abnormal high temperature detection 3 Safety Control by Hardware Considering the heater remains ON due to ...

Page 234: ... is apart from heat roller so the detect temperature is low Temperature C Register Value K Voltage V 125 20 6 2 5 180 7 0 1 7 225 3 4 1 1 The correspondence readings between temperature measured by thermistor and HEX readings 234 ...

Page 235: ... 100 38 184 1A 17 3F 101 38 185 1A 18 3F 102 37 186 19 19 3F 103 37 187 19 20 3F 104 37 188 18 21 3F 105 36 189 18 22 3F 106 36 190 18 23 3F 107 36 191 17 24 3F 108 36 192 17 25 3F 109 35 193 17 26 3F 110 35 194 16 27 3F 111 35 195 16 28 3F 112 34 196 15 29 3F 113 34 197 15 30 3F 114 34 198 15 31 3F 115 34 199 14 32 3F 116 33 200 14 33 3F 117 33 201 14 34 3F 118 33 202 13 35 3F 119 32 203 13 36 3F...

Page 236: ...0B 59 3F 143 2A 227 0B 60 3F 144 29 228 0B 61 3F 145 29 229 0A 62 3F 146 29 230 0A 63 3F 147 28 231 0A 64 3F 148 28 232 0A 65 3F 149 28 233 09 66 3F 150 27 234 09 67 3F 151 27 235 09 68 3E 152 26 236 08 69 3E 153 26 237 08 70 3E 154 26 238 08 71 3E 155 25 239 08 72 3E 156 25 240 07 73 3E 157 24 241 07 74 3D 158 24 242 07 75 3D 159 24 243 07 76 3D 160 23 244 06 77 3D 161 23 245 06 78 3D 162 22 246 ...

Page 237: ...lter circuit The filter circuit decreases the noise voltage and the noise electric field strength Rectifier Circuit The input current is rectified by D101 D104 and charges C106 to make DC voltage Then it supplies power to the converter circuit Kick on voltage circuit Bias is applied to the Q101 gate via this circuit when the AC power is turned on and Q101 begins operating 237 ...

Page 238: ...follows L D1 Load L Then the power is supplied to the Load When Q1 is ON power is not output from the secondary side The output voltage is fed back in the control IC according to the error amp rectifier Then depending on how TON is controlled stabilization occurs Also when the current load becomes too large in order to decrease the voltage output the increase in is controlled and the output voltag...

Page 239: ...r In this power supply the duty ratio is defined by changing the ON period of the main transistor This is shown as follows When the output voltage of the 24V circuit increases the current of the photo coupler PC101 increases the pulse width of the output control IC becomes narrower and the ON period of Q101 becomes shorter Over Current Limiter O C L The highest drain current Q101 is limited by a l...

Page 240: ...he error detecting circuit or control circuit is broken IC101 will recognize this signal and output becomes 0V Dummy load method to quickly check the power supply output Refer to POWER SUPPLY BOARD SECTION 8 TERMINAL GUIDE OF THE ICs TRANSISTORS AND DIODES 240 ...

Page 241: ...9 FIXTURES AND TOOLS 241 ...

Page 242: ...10 CABINET MECHANICAL AND ELECTRICAL PARTS LOCATION 10 1 GENERAL SECTON 242 ...

Page 243: ...10 2 OPERATION PANEL SECTION 10 2 1 OPERATION PANEL BLOCK 1 243 ...

Page 244: ...10 2 2 OPERATION PANEL BLOCK 2 244 ...

Page 245: ...245 ...

Page 246: ...10 3 CABINET P C B BLOCK 246 ...

Page 247: ...10 4 PICK UP BLOCK 247 ...

Page 248: ...10 5 CABINET BLOCK 248 ...

Page 249: ...10 6 FUSER BLOCK 249 ...

Page 250: ...10 7 MAIN FRAME BLOCK 250 ...

Page 251: ...251 ...

Page 252: ...10 8 MOTOR BLOCK 10 9 ACTUAL SIZE OF SCREWS AND WASHER 252 ...

Page 253: ...11 ACCESSORIES AND PACKING MATERIALS 253 ...

Page 254: ...254 ...

Page 255: ...etention After the end of this period the assembly will no longer be available 2 Important safety notice Components identified by mark have special characteristics important for safety When replacing any of these components use only manufacture s specified parts 3 The S mark indicates service standard parts and may differ from production parts 4 RESISTORS CAPACITORS Unless otherwise specified All ...

Page 256: ... DOCUMENT SEPARATION 14 PFHE1039Z SPACER 15 PFUV1034X COVER OPERATION PANEL 16 PFDE1144X LEVER READ DETECTION 17 PFDE1145Z LEVER DOCUMENT DETECTION 18 PFHR1225Z LEVER LINK ADUST 19 PFJS11P33Z CONNECTOR 20 PFBX1118Z1 BUTTON START STOP COPY 21 PFBX1117Z1 BUTTON FUNCTION 22 PFBX1119Z1 BUTTON VOLUME 23 PFBC1068Z1 BUTTON AUTO ANSWER 24 PFBX1116Y1 BUTTON DIAL 25 PFBX1121Z2 BUTTON DIALER R 26 PFBX1120Z2 ...

Page 257: ...E MIDDLE 59 PFUS1281Z SPRING CIS 60 PFUS1283Z SPRING 61 PFUS1284Y SPRING 62 PFJS10P03Z CONNECTOR 63 PFWEFL501M CIS UNIT 64 Not Used 65 PFHX1446Z COVER MIDDLE GUIDE 12 1 3 CABINET P C B BLOCK Ref No Part No Part Name Description Remarks 80 PFHA1001Z RUBBER LEG 81 PFMD1048Z FRAME BOTTOM 82 PFJS02P07Y CONNECTOR 83 PQLB1E1 INSULATOR 84 PFJS10P11Z CONNECTOR 10PIN 85 PFQT1719Z INDICATION LABEL 86 PFJS05...

Page 258: ...marks 130 PFKR1018Z1 GUIDE DOCUMENT L 131 PFKR1019Z1 GUIDE DOCUMENT R 132 PFUS1222Z SPRING SLIDER 133 PFDG1015Y GEAR SLIDER 134 PFKE1019Z1 GUIDE DOCUMENT 135 PFQT1695Z INDICATION LABEL 136 PFDG1199Z GEAR PICK UP PAPER 137 PFDJ1038Z SPACER PICK UP PAPER 138 PFDG1212Y CAM L 139 PFDF1060Z SHAFT PICK UP ROLLER 140 PFDG1213Y CAM R 141 PFDR1018Z ROLLER PIC UP GUIDE 142 PFDN1048Z ROLLER PICK UP 143 PFDE1...

Page 259: ...G EJECT 185 PFDR1017Z ROLLER SUPORT EJECT 186 PFUA1032Y CHASSIS FUSER 187 PFAC1001Z HEATER 120 FUSER 188 PFDG1196Z GEAR HEAT ROLLER 189 PFDJ1036Z SPACER HEAT ROLLER B 190 PFDS1004Z ROLLER HEAT 191 PFDJ1035Z SPACER HEAT ROLLER A 192 PFDG1198Z GEAR 193 PFDG1197Z GEAR EJECT IDLER 194 PFMH1085Z METAL PARTS HEATER BASE 195 PFDE1142Y LEVER EXIT SENSOR 196 PFUA1031X CHASSIS FUSER 197 PFDR1016Z ROLLER EJE...

Page 260: ...PFJS09P08Z CONNECTOR 9 PIN 241 PFUS1270Z SPRING TERMINAL 242 PFUS1271Z SPRING TERMINAL 243 PFUS1273Z SPRING TERMINAL 244 PFHR1299ZZ SPACER 12 1 8 MOTOR BLOCK Ref No Part No Part Name Description Remarks 260 PFDE1143Z LEVER HOOK 261 PFDE1139Y LEVER GEAR FIX 262 PFDG1186Z GEAR PICK CLUCH 263 PFDG1188Z GEAR PICK CLUCH 264 PFDG1189Z GEAR PICK CLUCH PLANET 265 PFDG1187Z GEAR PICK CLUCH 266 PFUS1259Y SP...

Page 261: ...1 PFQW1589Z QUICK START SHEET A2 PFZXFLM551M TRAY PAPER A3 PFQX1598Z INSTRUCTION BOOK A4 PFJKFLM551Z CD ROM A5 PFKS1055Z STACKER DOCUMENT A6 PFZX1FL501M STACKER PAPER A7 PQJA10075Z CORD TEL A8 PFJA1030Z CORD POWER A9 PFJA1029Z CORD CURL A10 Not Used A11 PFJXE0805Z HANDSET P1 PFPE1209Z CARTON BOX P2 PFPN1247Z CUSHION UPPER P3 PFPN1245Z CUSHION BOTTOM L P4 PFPN1246Z CUSHION BOTTOM R P5 PFPD1120Z CUS...

Page 262: ...7K TRANSISTOR SI S Q613 PQVTDTC143E TRANSISTOR SI S Q614 PQVTDTC143E TRANSISTOR SI S Q615 2SB1197K TRANSISTOR SI S Q616 PQVTDTC143E TRANSISTOR SI S Q617 PQVTDTC143E TRANSISTOR SI S Q618 PQVTDTC143E TRANSISTOR SI S Q619 PQVTDTC143E TRANSISTOR SI S Q620 2SD1819A TRANSISTOR SI S Q621 2SD1819A TRANSISTOR SI S Q622 PQVTDTC143E TRANSISTOR SI S Q623 PQVTDTC143E TRANSISTOR SI S Q624 PQVTDTC143E TRANSISTOR...

Page 263: ...C608 ECUV1H102KBV 0 001 C609 ECUV1H102KBV 0 001 C610 ECUV1H102KBV 0 001 C611 ECUV1H102KBV 0 001 C612 ECUV1H102KBV 0 001 C613 ECUV1H102KBV 0 001 C614 ECUV1H102KBV 0 001 C615 ECUV1H102KBV 0 001 C616 ECUV1H102KBV 0 001 C617 ECUV1H102KBV 0 001 C618 ECUV1H102KBV 0 001 C619 ECUV1H102KBV 0 001 C620 ECUV1H102KBV 0 001 C621 ECUV1H102KBV 0 001 C622 ECUV1H102KBV 0 001 C623 ECUV1H102KBV 0 001 C624 ECUV1C104ZF...

Page 264: ...H180JCV 18p C681 ECUV1H150JCV 15p C682 ECUV1H150JCV 15p C684 ECUV1H150JCV 15p C685 ECUV1H150JCV 15p C686 ECUV1H150JCV 15p C687 ECUV1H270JCV 27p C688 ECUV1C104ZFV 0 1 C689 ECUV1C104ZFV 0 1 C690 ECUV1H270JCV 27p C691 ECUV1C334ZFV 0 33 C692 ECUV1C104ZFV 0 1 C693 ECUV1H331JCV 330p S C694 ECUV1C104ZFV 0 1 C695 ECUV1C104ZFV 0 1 C698 ECUV1C104ZFV 0 1 C699 ECUV1C104ZFV 0 1 C700 ECUV1C104ZFV 0 1 C701 ECUV1...

Page 265: ...00 S C753 ECEA1AU101 100 S C754 ECUV1C104ZFV 0 1 C755 ECUV1E104ZFV 0 1 S C756 ECUV1E104ZFV 0 1 S C757 ECEA1VKA101 100 S C758 ECUV1C104ZFV 0 1 C759 ECUV1C104ZFV 0 1 C760 ECUV1C104ZFV 0 1 C761 ECUV1C104ZFV 0 1 C762 ECUV1A105ZFV 1 C763 ECUV1C104ZFV 0 1 C764 ECUV1H101JCV 100p C765 ECUV1H101JCV 100p C766 ECUV1H101JCV 100p C767 ECUV1H101JCV 100p C768 ECUV1H101JCV 100p C769 ECUV1H180JCV 18p C772 ECUV1C10...

Page 266: ...PFVF1B601ST CERAMIC FILTER S L612 PFVF1B601ST CERAMIC FILTER S L613 PFVF1B601ST CERAMIC FILTER S L614 PFVF1B601ST CERAMIC FILTER S L615 PFVF1B601ST CERAMIC FILTER S L616 PFVF1B601ST CERAMIC FILTER S L622 PFVF1B601ST CERAMIC FILTER S L623 PFVF1B601ST CERAMIC FILTER S L624 PFVF1B601ST CERAMIC FILTER S L625 PFVF1B601ST CERAMIC FILTER S L626 PFVF1B252SDT CERAMIC FILTER S L627 PFVF1B252SDT CERAMIC FILT...

Page 267: ...AMIC FILTER S RESISOTRS L630 PQ4R10XJ000 0 S L634 PQ4R10XJ000 0 S L636 ERJ3GEY0R00 0 L637 ERJ3GEYJ4R7 4 7 L645 ERJ3GEY0R00 0 L646 ERJ3GEY0R00 0 L647 ERJ3GEY0R00 0 L668 PQ4R10XJ000 0 S R600 PQ4R10XJ000 0 S R606 ERJ3GEY0R00 0 R607 ERJ3GEYJ103 10k R608 ERJ3GEYJ101 100 R609 ERJ14YJ4R7 4 7 R610 ERJ3GEY0R00 0 R611 ERJ3GEYJ103 10k R612 ERJ3GEYJ101 100 R613 ERJ14YJ4R7 4 7 R617 ERJ14YJ472 4 7k R618 ERJ14YJ...

Page 268: ...ERJ3GEYJ103 10k R681 ERJ3GEYJ103 10k R686 ERJ3GEYJ392 3 9k R687 ERJ3GEYJ101 100 R688 ERJ3GEYJ331 330 R689 ERJ14YJ472 4 7k R690 ERJ3GEYJ103 10k R691 ERJ3EKF6801 6 8k R693 ERJ3GEYJ562 5 6k R694 ERJ3GEYJ563 56k R695 ERJ3GEY0R00 0 R696 ERJ3GEY0R00 0 R697 ERJ3GEY0R00 0 R698 ERJ3GEY0R00 0 R699 ERJ3GEY0R00 0 R700 ERJ3EKF1802 18k R702 ERJ3GEYJ103 10k R703 ERJ3GEYJ103 10k R704 ERJ3GEYJ103 10k R705 ERJ3GEYJ...

Page 269: ...750 ERJ3GEYJ101 100 R754 ERJ3GEYJ103 10k R755 ERJ3GEYJ103 10k R756 ERJ3GEYJ103 10k R757 ERJ3GEYJ103 10k R758 ERJ3GEYJ103 10k R759 ERJ3GEYJ103 10k R760 ERJ3GEYJ563 56k R761 ERJ3GEYJ563 56k R763 ERJ3GEYJ220 22 R764 ERJ3GEYJ103 10k R765 ERJ3GEYJ102 1k R766 ERJ3GEYJ103 10k R769 ERX1SJ2R2 2 2 R774 ERJ14YJ472 4 7k R775 ERJ3GEYJ103 10k R776 ERJ3GEYF393 39k S R777 ERJ3GEYJ103 10k R779 ERJ3GEYJ220 22 R780 ...

Page 270: ... No Part Name Description Remarks PCB2 PFLP1377MZ A ANALOG BOARD ASS Y ICs IC201 AN6384SB IC IC202 C1BB00000101 IC IC203 PQVIMC34119D IC S IC204 PFVINJM4558M IC S IC207 PFVINJM4558M IC S TRANSISTORS Q201 2SD1921Q TRANSISTOR SI S Q210 PQVTDTC143E TRANSISTOR SI S Q213 PQVTDTC143E TRANSISTOR SI S DIODES D201 MA4056 DIODE SI D202 MA4056 DIODE SI D203 MA4056 DIODE SI D208 1SS133 DIODE SI S D211 MA4056 ...

Page 271: ...S C221 ECEA1VU101 100 S C222 ECUV1H330JCV 33p C223 ECUV1H390JCV 39p C224 ECUV1C104KBV 0 1 C225 ECUV1C104ZFV 0 1 C226 ECUV1H333KBV 0 033 S C227 ECUV1C104KBV 0 1 C228 ECEA1EU101 100 S C229 ECEA0JK221 220 S C230 ECUV1C104ZFV 0 1 C231 ECUV1C104ZFV 0 1 C234 ECUV1C104ZFV 0 1 C235 ECUV1H152KBV 0 0015 C236 ECEA1HKS010 1 S C237 ECEA0JK221 220 S C239 ECUV1A224KBV 0 22 C240 ECUV1A105ZFV 1 C241 ECUV1A105ZFV 1...

Page 272: ...S C360 ECEA1EU470 47 S C363 ECUV1H103KBV 0 01 C372 ECEA1EU101 100 S C379 ECUV1A224KBV 0 22 RESISOTRS J211 ERJ3GEY0R00 0 J229 ERJ3GEY0R00 0 J230 ERJ3GEY0R00 0 J369 ERJ3GEY0R00 0 J378 ERJ3GEY0R00 0 J385 ERJ3GEY0R00 0 L207 ERJ3GEY0R00 0 L209 ERJ3GEY0R00 0 L210 ERJ3GEY0R00 0 L211 ERJ3GEY0R00 0 L212 ERJ3GEY0R00 0 L214 ERJ3GEY0R00 0 L215 ERJ3GEY0R00 0 L216 ERJ3GEY0R00 0 L217 ERJ3GEY0R00 0 L218 ERJ3GEY0R...

Page 273: ...J3GEYJ123 12k R219 ERJ3GEYJ334 330k R220 ERJ3GEYJ244 240k R221 ERJ3GEYJ563 56k R222 ERJ3GEYJ153 15k R223 ERJ3GEYJ103 10k R224 ERJ3GEYJ223 22k R225 ERJ3GEYJ223 22k R226 ERJ3GEYJ4R7 4 7 R227 ERJ3GEYJ394 390k R228 ERJ3GEYJ223 22k R229 ERJ3GEYJ223 22k R230 ERJ3GEYJ822 8 2k R231 ERJ3GEYJ222 2 2k R232 ERJ3GEYJ102 1k R233 ERJ3GEYJ103 10k R234 ERJ3GEYJ123 12k R235 ERJ3GEYJ472 4 7k R236 ERJ3GEYJ103 10k R23...

Page 274: ... ERDS2TJ563 56K S R323 ERDS1VJ103 10k S R327 ERJ3GEYJ332 3 3k R329 ERJ3GEYJ103 10k R332 ERJ3GEYJ103 10k R333 ERJ3GEYJ331 330 R335 ERJ3GEYJ563 56k R338 ERJ3GEYJ152 1 5k R341 ERJ3GEYJ332 3 3k R343 ERJ3GEYJ681 680 R345 ERJ3GEYJ152 1 5k R356 ERG2SJ151 150 R360 ERJ3GEYJ103 10k RELAY RY202 PFSL003Z RELAY S THERMISTOR PO201 PQRPAR390N THERMISTOR S PHOTO ELECTRIC TRANSDUCERS PC204 0N3181 PHOTO COUPLER PC2...

Page 275: ...UV1C104ZFV 0 1 C122 ECUV1C104ZFV 0 1 C123 ECUV1C104ZFV 0 1 C125 ECUV1C104ZFV 0 1 C130 ECUV1C104ZFV 0 1 C134 ECEA1CKS100 10 S C135 ECEA1CKS100 10 S C141 ECUV1C104ZFV 0 1 RESISTORS R101 ERJ3GEYJ102 1k R103 ERJ3GEYJ102 1k R105 ERJ3GEYJ101 100 R106 ERJ3GEYJ101 100 R107 ERJ3GEYJ101 100 R111 ERJ3GEYJ101 100 R112 ERJ3GEYJ101 100 R113 ERJ3GEYJ101 100 R114 ERJ3GEYJ181 180 R116 ERJ3GEYJ181 180 R119 ERJ3GEYJ...

Page 276: ...3 EVQ11Y05B SWITCH SW115 EVQ11Y05B SWITCH SW116 EVQ11Y05B SWITCH SW117 EVQ11Y05B SWITCH SW118 EVQ11Y05B SWITCH SW119 EVQ11Y05B SWITCH SW120 EVQ11Y05B SWITCH SW121 EVQ11Y05B SWITCH SW122 EVQ11Y05B SWITCH SW123 EVQ11Y05B SWITCH SW124 EVQ11Y05B SWITCH SW125 EVQ11Y05B SWITCH SW126 EVQ11Y05B SWITCH SW127 EVQ11Y05B SWITCH SW128 EVQ11Y05B SWITCH SW129 EVQ11Y05B SWITCH SW130 EVQ11Y05B SWITCH SW131 EVQ11Y0...

Page 277: ...APACITORS C101 ECA1VHG470 47 C102 ECQV1H473JZ 0 047 C103 ECEA50M1 1 C104 ECEA50M2R2 2 2 C106 ECQB1H153KF 0 015 C107 ECKR2H102KB 0 001 C108 ECKK3A471KB 470P C109 ECKK3D102KB 0 001 C202 ECKK3A471KB 470P C203 ECKR1H472KB 0 0047 C204 ECKK3D221KB 220P C206 ECQB1H103JF 0 01 C207 ECKK3A471KB 470P C208 ECQE2103KS 0 01 C209 ECKK3D102KB 0 001 C210 ECKZ3A101KB 100P S C211 ECKZ3A101KB 100P S RESISTORS R102 ER...

Page 278: ...EMI FIXED 12 7 LOW VOLTAGE POWER SUPPLY BOARD PARTS Ref No Part No Part Name Description Remarks PCB5 N0AB12GE00001 POWER BOARD ASS Y ICs IC101 PFVIFA5317P IC S IC201 AN1431T IC IC202 PFVIPQ05RD11 IC S TRANSISTORS Q101 2SK2662 TRANSISTOR SI DIODES D101 PFVDLT1505 DIODE SI S D102 PFVDLT1505 DIODE SI S D103 PFVDLT1505 DIODE SI S D104 PFVDLT1505 DIODE SI S D105 PFVDAG01A DIODE SI S D106 1SS133 DIODE ...

Page 279: ...5A47M 47 S C205 PFCEA50A01M 0 1 S C206 ECKD3A102KBP 0 001 C210 ECUV1E104KBV 0 1 C222 ECUV1H104KBX 0 1 RESISTORS J210 ERJ3GEYJ0R00 0 R101 ERDS1J105 1M R102 ERDS2J394 390k R103 ERDS2J394 390k R105 ERX2SJR22 0 22 R106 ERG2SJ470 47 R108 ERDS2FJ150 15 R109 ERDS2FJ220 22 R110 ERDS2J473 47k R111 ERDS2J473 47k R112 ERDS1FJ121 120 R113 ERDS2FJ101 100 R114 ERDS1FJ220 22 R121 ERJ3GEYJ103 10k R122 ERJ3GEYHJ82...

Page 280: ...RTL IC IC1 PFVIMT200303 IC TRANSISTOR Q1 PQVTDTC123JU TRANSISTOR SI CONNECTORS CN1 PQJP14G30Y CONNECTOR 14P S CN2 PQJP4G30Z CONNECTOR 4P CAPACITORS C1 ECUV1C104KBV 0 1 S C2 PFCA1HYK331M 330P C3 ECUV1C104KBV 0 1 S C4 ECEA1CK101 100 S C5 ECUV1C104KBV 0 1 S C6 ECUV1C104KBV 0 1 S C7 ECUV1H332KBV 0 0033 C8 ECUV1C104KBV 0 1 S RESISTORS R1 ERJ3GEYJ331 330 R2 ERX2SZGR47 0 47 R3 ERJ3GEYJ221 220 R4 ERX2SZGR...

Page 281: ...4P EC5 PQZZ13K9Z EXTENSION CORD 13P EC6 PQZZ3K5Z EXTENSION CORD 3P EC7 PQZZ2K12Z EXTENSION CORD 2P EC8 PQZZ5K13Z EXTENSION CORD 5P EC9 PFZZ5K6Z EXTENSION CORD 5P EC10 PQZZ8K18Z EXTENSION CORD 8P EC11 PQZZ4K5Z EXTENSION CORD 4P EC12 PFZZ11K12Z EXTENSION CORD 11P PFJFFLM551Z FLOPPY DISK KIT FOR PC SOFT PFJFFLM551Y FLOPPY DISK KIT FOR OCR SOFT KM79811245C0 BASIC FACSIMILE TECHNIQUE for training servi...

Page 282: ...PCB7 15 7 VARISTOR BOARD PCB8 16 PRINTED CIRCUIT BOARD 16 1 DIGITAL BOARD PCB1 16 1 1 DIGITAL BOARD COMPONENT VIEW 16 1 2 DIGITAL BOARD BOTTOM VIEW 16 2 ANALOG BOARD PCB2 16 2 1 ANALOG BOARD COMPONENT VIEW 16 2 2 ANALOG BOARD BOTTOM VIEW 16 3 OPERATION BOARD PCB3 16 3 1 OPERATION BOARD COMPONENT VIEW 16 3 2 OPERATION BOARD BOTTOM VIEW 16 4 HIGH VOLTAGE POWER SUPPLY BOARD PCB4 16 5 LOW VOLTAGE POWE...

Page 283: ...16 7 SENSOR BOARD PCB7 16 8 VARISTOR BOARD PCB8 HI Q KXFLM551 Printed in Japan 283 ...

Page 284: ...0 8 5 2 1 R614 R630 R632 L637 C654 R740 R774 C652 R719 R711 R712 R713 R714 R715 R716 R717 R718 R682 R683 R684 R685 R695 R666 R791 R792 R793 R754 R755 R794 C715 TP_CKSL C716 C739 C738 C717 C633 C632 R636 R635 R639 C718 C704 R766 R679 R747 R748 R672 R765 C642 TMS TD0 TCK TDI TRST R756 R677 R759 R757 R758 C714 C692 R608 R767 R768 R612 C614 C615 R620 R621 C772 L628 L627 L626 L625 L624 L623 L622 C751 C...

Page 285: ...360 J358 J343 J356 J354 J355 C266 D201 D202 D203 J342 SA202 PO201 J365 J345 PFUP1257ZA A D211 D212 R323 J217 CN205 CN203 F201 Q211 T201 T203 J215 E C322 L229 RY202 C343 R317 R314 PC205 R331 T202 PC204 J349 C250 D213 D214 C355 FL221 J352 J363 J362 J368 C279 J374 J351 J348 J376 J375 J315 C321 PS201 J301 J377 J316 C369 C318 J314 J223 J307 J306 J303 J304 J302 J214 CN204 SW201 J213 J224 J308 J383 R319 ...

Page 286: ...5 C283 R264 C292 R256 R259 C277 C271 R257 4 4 5 5 1 1 8 4 5 1 8 8 C272 C269 C299 C352 C353 R345 L245 L247 L248 L241 L246 C351 R324 C331 R325 R332 FL218 R329 C376 C377 5VD AG L232 L233 C378 L231 R316 C339 L262 1 4 5 8 1 4 5 8 IC209 C341 C347 C345 R318 J227 C338 J222 L242 C363 L244 C349 L234 J225 R351 R328 L259 J228 R353 C371 C346 C368 FL222 R346 J226 L260 R297 C317 R299 J229 J385 L261 R347 C367 R34...

Page 287: ...19 R209 C211 C209 C210 R118 JC13 JC12 JC11 JC10 JC8 R216 R215 R214 R217 R218 R220 JC9 JC6 JC7 IP101 C101 JC5 R201 PC201 CN2 1 E R113 R108 R103 R105 Q202 VR101 R204 R205 R109 C104 R115 R106 D109 JC1 JA1 JA2 JC2 C106 C109 D103 R114 T201 JA3 C203 R116 D107 D105 D106 R117 MC101 R104 R107 D201 E R102 C102 C103 R112 R110 D102 C107 D101 E N38 ...

Page 288: ... PC102 R106 J103 J110 L108 D106 D109 C105 L104 J107 IC101 IC202 1 D201 1 IC201 C205 C204 C203 VR201 J108 1 J105 J106 J207 J201 J213 J204 J212 J211 J208 J209 R109 FOR SAME RATINGS PROTECTION RISK ONLY AGAINST REPLACE R208 R206 R108 R207 R103 R201 C112 C206 C202 D108 D203 D107 T101 C110 L107 L204 L205 1 10 CN201 L105 C209 C201 A K R R229 R203 R202 CN102 1 3 SCR101 1 Q101 G S D OF FIRE WITH CONTINUED...

Page 289: ...LED101 J171 RESOLUTION VOL DOWN VOL UP SW115 J134 SW105 SW113 PS101 J128 QUICK_SCAN SW107 MIC C118 J172 C113 CN103 J146 1 2 HELP MENU SW142 F2 C120 J130 J131 J133 J120 J132 SW139 SW133 SW134 LED102 SW138 SW137 J151 SW125 SW126 PS102 J173 CN104 J168 1 14 PS103 J174 J175 C135 J144 J145 J147 J143 J153 J162 J142 J141 J140 J139 J138 J137 J136 J163 J118 J121 J167 J166 J160 J161 J169 J152 J122 C134 J124 ...

Page 290: ...R117 R118 R115 C109 R109 C114 C112 C119 R110 4 1 5 8 C123 C138 C139 C140 R114 C133 R148 R155 R154 R153 R152 R147 C132 R146 R145 C130 C136 C124 C137 R151 R133 C126 C129 C131 R130 C122 R126 R122 R121 R123 R144 C121 R150 J102 DG MICGND 5V C117 C116 R113 C141 J103 R107 R111 R106 R112 R105 C110 C115 C111 C125 R134 34 IC101 33 11 44 1 23 22 12 ...

Page 291: ...A B C D E F G PCB CH AUTO CH CN51 1 5 P FUP1257ZA C 01 06 25 PS50 CN50 3 1 C50 COMPONENT VIEW BOTTOM VIEW ...

Page 292: ...PCB CH J61 J60 ZNR60 01 06 25 PFUP1257ZA D COMPONENT VIEW BOTTOM VIEW ...

Page 293: ...A B C D E F G PCB CH AUTO CH PFUP1257ZA B R2 R4 IC1 CN2 J4 J10 J8 PS1 4 1 1 2 J7 J5 J9 J3 14 CN1 J2 J1 1 J6 C2 C4 01 06 25 27 26 R7 R1 R3 R6 C8 C5 C6 C3 F1 R5 C7 R8 Q1 C1 BOTTOM VIEW COMPONENT VIEW ...

Page 294: ...OP17 5VD RA625 22Ω 1 2 3 4 5 6 7 8 RA624 22Ω 1 2 3 4 5 6 7 8 RA623 22Ω 1 2 3 4 5 6 7 8 RA622 22Ω 1 2 3 4 5 6 7 8 3 3V 3 3V IC614 74SZ00 1 2 3 GND 4 5 VCC IC615 74SZ02 1 2 3 GND 4 5 VCC RA626 22Ω 1 2 3 4 5 6 7 8 C675 Z0 1u C738 Z0 1u C686 J15p C698 Z0 1u C763 Z0 1u C682 J15p C672 J27p C741 K0 01u C707 Z0 1u C680 NC C719 Z0 1u C688 Z0 1u C771 NC C747 Z0 1u C708 K1000p C720 Z0 1u C742 K1000p C681 J15...

Page 295: ...PEN 8 DOCU 9 LED 10 P F RA621 47Ω 1 2 3 4 5 6 7 8 RA620 47Ω 1 2 3 4 5 6 7 8 RA618 47Ω 1 2 3 4 5 6 7 8 RA619 47Ω 1 2 3 4 5 6 7 8 5VD 5VD CN603 1 GND 2 FANDET1 3 FANON1 CN604 1 GND 2 FANDET2 3 FANON2 5VD C646 NC C637 Z0 1u C629 NC C642 Z1u C636 Z0 1u C602 NC C644 NC C634 Z0 1u C638 Z0 1u C633 NC C650 J27p C603 NC C649 Z0 1u C648 Z0 1u C630 NC C614 K1000p C647 J27p C631 NC C645 NC C661 Z0 1u C615 K10...

Page 296: ...PEN 8 DOCU 9 LED 10 P F RA621 47Ω 1 2 3 4 5 6 7 8 RA620 47Ω 1 2 3 4 5 6 7 8 RA618 47Ω 1 2 3 4 5 6 7 8 RA619 47Ω 1 2 3 4 5 6 7 8 5VD 5VD CN603 1 GND 2 FANDET1 3 FANON1 CN604 1 GND 2 FANDET2 3 FANON2 5VD C646 NC C637 Z0 1u C629 NC C642 Z1u C636 Z0 1u C602 NC C644 NC C634 Z0 1u C638 Z0 1u C633 NC C650 J27p C603 NC C649 Z0 1u C648 Z0 1u C630 NC C614 K1000p C647 J27p C631 NC C645 NC C661 Z0 1u C615 K10...

Page 297: ...44 IOP46 145 IOP47 146 VSS 147 5V 148 IOP50 149 IOP51 150 IOP52 151 IOP53 152 IOP54 153 IOP55 154 IOP56 155 IOP57 156 TRS 157 VSS 158 5V 159 TEST0 160 TEST1 PG 5VA 5VA 5VD PG 3 3V TP624 TP628 TP_AUXCLK TP_CKSL TP_IN 5VD NC C733 C764 J100p C769 J18p NC C724 C751 Z0 1u C721 K0 01u C739 Z0 1u C662 Z0 1u C759 Z0 1u C766 J100p C715 Z0 1u C710 Z0 1u C676 Z0 1u C767 J100p C760 Z0 1u C692 Z0 1u C723 K0 22...

Page 298: ... 1 THRM1 2 GND 3 3V 5VD PG C656 Z0 33u C620 K1000p C612 K1000p C655 K0 1u C640 K1000p C621 K1000p C651 NC C625 Z0 1u C627 Z0 1u C608 K1000p C654 J100p C652 Z0 1u C609 K1000p C616 K1000p C658 K0 1u C624 Z0 1u C623 K1000p C665 J22p C659 K0 1u C605 K1000p C606 K1000p C613 K1000p C666 Z0 1u C643 Z0 33u C622 K1000p C657 K0 1u C667 J22p C639 Z0 33u C607 K1000p C772 Z0 1u C610 K1000p C617 K1000p C660 Z0 ...

Page 299: ... 1 THRM1 2 GND 3 3V 5VD PG C656 Z0 33u C620 K1000p C612 K1000p C655 K0 1u C640 K1000p C621 K1000p C651 NC C625 Z0 1u C627 Z0 1u C608 K1000p C654 J100p C652 Z0 1u C609 K1000p C616 K1000p C658 K0 1u C624 Z0 1u C623 K1000p C665 J22p C659 K0 1u C605 K1000p C606 K1000p C613 K1000p C666 Z0 1u C643 Z0 33u C622 K1000p C657 K0 1u C667 J22p C639 Z0 33u C607 K1000p C772 Z0 1u C610 K1000p C617 K1000p C660 Z0 ...

Page 300: ...FLT8E011 IB 2 1 3 4 5 FL203 1 2 3 R217 J R277 J L254 J NC C296 L256 J R219 330K R221 56K 47K R267 C260 NC 10K R291 R201 100 Z1u C241 J R284 FL211 1 2 3 NC R256 J210 NC 24VA C291 NC NC C311 C267 NC R286 NC C223 J39p R265 J 10K R237 Q209 50V4 7 C312 R248 47K NC R251 T201 NC 2 1 3 4 5 47K R269 C201 K330P 5 6V D201 IC205 3 2 1 C235 K1500p NC R282 D206 FL208 1 2 3 K0 033 C242 C282 NC NC C305 C212 K1500...

Page 301: ... NC C333 NC 5VD R344 NC PC204 1 2 3 4 R304 J Z0 1 C234 R317 33K 0 5W Q207 FL215 1 2 3 1 5K R338 C318 NC R308 NC R346 NC R301 NC C335 NC C341 NC C343 250V1 0 R326 NC 5VD L250 NC IC208 1 VCC 2 DET 3 IN 4 GND 5 OUT RY203 1 8 ZR202 NC NC C344 R294 NC CN205 1 a1 2 E G A2 3 a A1 4 b B1 5 S W B2 6 b1 NC J217 24V FL219 1 2 3 J213 R335 56K SW201 1 2 4 3 FL202 1 2 3 C351 K0 033 IC209 NC 7 6 5 4 8 R327 3 3K ...

Page 302: ... NC C333 NC 5VD R344 NC PC204 1 2 3 4 R304 J Z0 1 C234 R317 33K 0 5W Q207 FL215 1 2 3 1 5K R338 C318 NC R308 NC R346 NC R301 NC C335 NC C341 NC C343 250V1 0 R326 NC 5VD L250 NC IC208 1 VCC 2 DET 3 IN 4 GND 5 OUT RY203 1 8 ZR202 NC NC C344 R294 NC CN205 1 a1 2 E G A2 3 a A1 4 b B1 5 S W B2 6 b1 NC J217 24V FL219 1 2 3 J213 R335 56K SW201 1 2 4 3 FL202 1 2 3 C351 K0 033 IC209 NC 7 6 5 4 8 R327 3 3K ...

Page 303: ...2 7 CN2 5 CN2 3 CN2 9 CN2 6 CN2 4 CN2 8 CN2 2 CN2 1 DEV CHG LED DRUM REGIST TRA CLK CHG REM TOP CVR 24V GND R201 1 5k PC201 R115 D107 D106 D105 D109 R107 665k R104 10k 165k R106 MC101 IP101 SW101 C101 35V47 C104 50V2 2 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 8 45k 0 5V 2V 0 5V 1 2 3 4 5 6 7 8 9 10 11 ...

Page 304: ...01 CHG OPC C106 T101 D104 C108 470p D103 R112 C109 0 001 R114 10M R214 1M 10M 1M R215 R217 C210 100p 100p SUP D205 R211 1 5M C203 0 0047 Q204 ZD202 R210 24 9k CW 0 01 C206 VR201 R219 4 7k R216 33k R209 1M C207 470p ZD203 C208 0 01 C211 DEV DEV 0 015 20V 500V 1kV 1kV 20V 1 2 3 4 5 6 7 8 9 10 11 KX FLM551 SCHEMATIC DIAGRAM HIGH VOLTAGE POWER SUPPLY BOARD PCB4 ...

Page 305: ...01 CHG OPC C106 T101 D104 C108 470p D103 R112 C109 0 001 R114 10M R214 1M 10M 1M R215 R217 C210 100p 100p SUP D205 R211 1 5M C203 0 0047 Q204 ZD202 R210 24 9k CW 0 01 C206 VR201 R219 4 7k R216 33k R209 1M C207 470p ZD203 C208 0 01 C211 DEV DEV 0 015 20V 500V 1kV 1kV 20V 1 2 3 4 5 6 7 8 9 10 11 KX FLM551 SCHEMATIC DIAGRAM HIGH VOLTAGE POWER SUPPLY BOARD PCB4 ...

Page 306: ...820p C123 C122 R126 F101 T6 3AH 250V CN101 C111 R112 120 1 2 SCR101 C112 R113 100 0 1 0 1 6 8K 0 22 1000PIK T101TRANS 5 7 2 3 4 3 2 1 5 6 7 8 13 14 15 16 17 12 R125 10K D107 C124 C102 0 1 1K R127 PC101 PC102 C110 2200p R207 220 R114 22 1 2 IC101 4700p D108 R108 L107 15 GND 0 22 L102 C104 R101 L101 ZNR101 470V C101 0 22 L103 CN102 1M 1 2 2200p 2200p C103 1 3 N H 3 N L 170V 12V 14V 0 245V 0 170V 75V...

Page 307: ...3K R225 C204 47 35 R208 C210 0 1 5K R203 R229 C209 C222 0 1 C202 1000P L204 CN201 24V 1 24V 2 5V 7 5V 8 HTRON 9 PDET 10 P GND 3 P GND 4 D GND 5 D GND 6 D203 IC202 L205 C205 R223 100 0 1 50 IC201 D202 C223 C224 D201 27V 80V 0 7 5V 23V 0 1 2 3 4 5 6 KX FLM551 SCHEMATIC DIAGRAM LOW VOLTAGE POWER SUPPLY BOARD PCB5 ...

Page 308: ...3K R225 C204 47 35 R208 C210 0 1 5K R203 R229 C209 C222 0 1 C202 1000P L204 CN201 24V 1 24V 2 5V 7 5V 8 HTRON 9 PDET 10 P GND 3 P GND 4 D GND 5 D GND 6 D203 IC202 L205 C205 R223 100 0 1 50 IC201 D202 C223 C224 D201 27V 80V 0 7 5V 23V 0 1 2 3 4 5 6 KX FLM551 SCHEMATIC DIAGRAM LOW VOLTAGE POWER SUPPLY BOARD PCB5 ...

Page 309: ...OG1 2 GND 3 JOG2 CN103 1 MIC 2 MIC 2 IC102 1 2 3 4 8 5VA 5VA 2 5V MENU SW135 PRINT SW138 CN101 1 SPMIC 2 MICGND 3 5V 4 GND 5 JOG1 6 JOG2 7 KSTART 8 KLATCH 9 KSCLK 10 KTXD 11 KRXD 12 RESET 13 FG 1 IC102 5 6 7 NC C106 C102 NC C141 Z0 1u C116 J100p C101 NC NC C109 C111 J100p NC C112 C110 K0 01u C115 J100p NC C108 NC C114 NC C107 C117 J100p NC C105 NC C113 NC J103 NC J102 R105 100 NC R115 R116 180 R12...

Page 310: ...5VD 5VD 2 5V 5VD 5VD 5VD 5VA PS101 NC 1 2 3 4 5VD 5VD NC C131 C130 Z0 1u C125 Z0 1u C138 NC C122 Z0 1u C121 Z0 1u NC C133 NC C128 NC C132 C123 Z0 1u C137 NC C139 NC C119 NC C136 NC C140 NC C124 NC NC C129 C134 16V10 C120 6 3V100 C118 NC C135 16V10 NC R137 R150 56K R139 10K R147 0 NC R152 R142 180 R144 NC NC R154 R156 10K NC R136 R148 0 R133 NC R124 NC R151 330 R130 27K R143 330 R134 1K NC R155 R13...

Page 311: ...5VD 5VD 2 5V 5VD 5VD 5VD 5VA PS101 NC 1 2 3 4 5VD 5VD NC C131 C130 Z0 1u C125 Z0 1u C138 NC C122 Z0 1u C121 Z0 1u NC C133 NC C128 NC C132 C123 Z0 1u C137 NC C139 NC C119 NC C136 NC C140 NC C124 NC NC C129 C134 16V10 C120 6 3V100 C118 NC C135 16V10 NC R137 R150 56K R139 10K R147 0 NC R152 R142 180 R144 NC NC R154 R156 10K NC R136 R148 0 R133 NC R124 NC R151 330 R130 27K R143 330 R134 1K NC R155 R13...

Page 312: ...CN51 1 TEMP 2 GND 3 VIN 4 SIG 5 VOUT PS50 1 2 3 4 NC C50 CN50 1 THERM 2 NC 3 GND ...

Page 313: ...ZNR60 271 ...

Page 314: ... NC 26 VsB 27 C R CN2 1 OUT1 A 2 OUT2 A 3 OUT3 B 4 OUT4 B PG PG PG 24V PG CN1 1 24V 2 24V 3 PG 4 PG 5 XA 6 A 7 B 8 XB 9 PWD1 10 PWD2 11 5V 12 GND 13 SENLED 14 PAPER PS1 CNA1006N 0 1 2 3 4 PG 5V PG C8 Z0 1 C1 Z0 1 C3 Z0 1 C6 Z0 1 C5 Z0 1 C7 K3300 C4 6 3V100 C2 50V330 J1 NC R4 0 47 2W R6 NC R1 330Ω R2 0 47 2W R5 18K R3 220Ω F1 3 15A Q1 5V 5V 5V 5V 5V R7 220Ω R8 33K ...

Page 315: ... GND IC608 5V 3 3V VCC 5V CN600 CN606 KSTART KLATCH KSCLK KTXD OPERST KRXD JOG1 JOG2 RM0 3 C1 C2 SENLED PAPER OUT IN GND IC603 5V VDD 3 3VM IC502 SP AMP VIN VO LINEOUT LINEIN MICLK MIDAT MILAT TONE1 VOLIN VOLOUT VLOUT LINEOUT LINEIN CLK DATA STR SPOUT SP1 SP2 SDCLK SDDQML SDDQMU CLK DQML DQMU 146 119 117 118 144 145 16 38 15 39 18 17 96 95 28 26 27 22 20 28 90 92 91 94 13 80 24MHz 32 768KHz 32 256...

Page 316: ...TRON XHSYNC LDON APC VIDEO XREADY POLON POLCLK KSTART KLATCH KSCLK KTXD KRXD JOG1 JOG2 CN603 FANDET1 FANON1 TO FAN2 CN604 FANDET2 FANON2 PICKUP SRAS SCAS SWE SCS SCLK 40MHz SCLKE SDQML SDQMU SA 13 12 XRESET XCS CLK 10MHz DMAACK ALE SCLK 40MHz IRQ DMAREQ XWR XRD XROMCS D 15 0 A 11 0 A 17 12 SDA 10 0 SDD 15 0 SDCAS SDWE SDCS SDCLK 100MHz SDRAS USB_Dp USB_Dn PIOD 7 0 SM 3 0 PAPER TO CIS SIG F1 FTG CI...

Page 317: ...3 R218 C217 C222 C215 C216 R212 R221 R225 C232 C288 C231 R226 R222 R508 R208 IC203 C218 D204 Q203 PC205 298 L211 L212 PC203 R272 PC204 R291 R284 R289 Q215 D214 T201 TO HANDSET CN201 C258 R511 R514 R515 R516 C226 R512 C256 C255 R248 R256 R257 R252 C266 C247 C243 R242 IC205 IC206 R247 C252 C286 R292 R297 R243 C257 R249 R237 R246 R244 R245 R241 C250 C512 MONITOR R510 R505 C500 R500 R504 R526 C503 C52...

Page 318: ...207 1 C312 C304 R292 MICIN1 SPMUTE SP SP R237 R236 C242 R232 CN201 CD FC 2 FC1 GN D VCC 3 4 1 2 7 6 5 8 R233 C246 C227 C224 R206 VOL E VOL L IC202 C226 C244 R234 R222 C219 R223 R220 1 6 1 5 1 4 1 3 1 2 1 1 1 0 9 8 7 6 5 4 3 2 1 1 8 1 7 0 6 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 3 0 3 1 3 2 3 3 3 4 3 5 3 6 1 9 2 0 A 5 A 4 A 3 A 2 A 1 D 0 1 2 3 MUTE2 MUTE1 0 1 2 3 4 5 6 7 8 0 3 20 30 0 6 12 DET CN203 R...

Page 319: ...3 L674 L666 R709 C733 L671 R750 RA613 RA612 R749 R678 R665 R786 RA608 RA605 RA606 RA622 RA603 RA600 RA601 RA602 RA625RA624 RA610 RA626 RA619 X601 RA614 RA618 RA6211 RA620 RA604 J600 RA623 C602 R638 R637 R613 C740 81 120 80 R633 F603 R610 R611 Q604 Q608 Q607 Q606 8 1 16 9 Q605 R603 Q603 R618 R770 R617 R696 E R697 R698 R699 R771 R773 C629 R642 R669 L668 D601 R739 C713 R706 L632 C724 C723 C702 C700 C...

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